As India celebrates the arrival of a momentous new decade, Inspector Persis Wadia stands vigil in the basement of Malabar House, home to the city's most unwanted unit of police officers. Six months after joining the force she remains India's first female police detective, mistrusted, sidelined and now consigned to the midnight shift. And so, when the phone rings to report the murder of prominent English diplomat Sir James Herriot, the country's most sensational case falls into her lap.

Singapore, 1910 - Desperate for a fresh start, Harriet Gordon finds herself living with her brother, a reverend and headmaster of a school for boys, in Singapore at the height of colonial rule. Hoping to gain some financial independence, she advertises her services as a personal secretary. It is unfortunate that she should discover her first client, Sir Oswald Newbold - explorer, mine magnate, and president of the exclusive Explorers and Geographers Club - dead with a knife in his throat.

In a London slowly recovering from the ravages of World War II, two very different women join forces to launch a business venture in the heart of Mayfair - The Right Sort Marriage Bureau. Miss Iris Sparks, avuncular and unmarried, and Mrs. Gwendolyn Bainbridge, practical and widowed with a young son, are determined to achieve some independence and do some good in a rapidly changing world. But the promising start to their marriage bureau is threatened when their newest client is found murdered and the man arrested for the crime is the prospective husband they matched her with.

Bombay, 1921: Perveen Mistry, the daughter of a respected Zoroastrian family, has just joined her father's law firm, becoming one of the first female lawyers in India. Armed with a law degree from Oxford, Perveen also has a tragic personal history that makes her especially devoted to championing and protecting women's legal rights. Mistry Law has been appointed to execute the will of Mr. Omar Farid, a wealthy Muslim mill owner who has left three widows behind. But as Perveen is going through the paperwork, she notices something strange.

June 1933. Independent, young Kitty Underhay has been left in charge of her family’s hotel, The Dolphin, on the tranquil English coast. But when several rooms are broken into and searched, including Kitty’s own, she quickly realizes that something out of the ordinary is afoot at the hotel. Soon, rumors are flying in the cozy town that someone is on the hunt for a stolen ruby. A ruby that Kitty’s mother may well have possessed when she herself went missing during the Great War.

When clever, headstrong Kaveri moves to Bangalore to marry handsome young doctor Ramu, she’s resigned herself to a quiet life. But that all changes the night of the party at the Century Club, where she escapes to the garden for some peace and quiet—and instead spots an uninvited guest in the shadows. Half an hour later, the party turns into a murder scene. When a vulnerable woman is connected to the crime, Kaveri becomes determined to save her and launches a private investigation to find the killer, tracing his steps from an illustrious brothel to an Englishman’s mansion.

In 1892, Bombay is the center of British India. Nearby, Captain Jim Agnihotri lays in Poona military hospital recovering from a skirmish on the wild Northern frontier, with little to read but newspapers. The case that catches Jim's attention is being called the crime of the century: Two women fell from the busy university’s clock tower in broad daylight. Moved by the widower of one of the victims - his certainty that his wife and sister did not commit suicide - Jim approaches the Framjis and is hired by the Parsee family to investigate what happened that terrible afternoon.

Judith Potts is 77 years old and blissfully happy. She lives on her own in a faded mansion just outside Marlow, there’s no man in her life to tell her what to do or how much whisky to drink, and to keep herself busy she sets crosswords for The Times newspaper. One evening, while out swimming in the Thames, Judith witnesses a brutal murder. The local police don’t believe her story, so she decides to investigate for herself and is soon joined in her quest by Suzie, a salt-of-the-earth dog-walker, and Becks, the prim and proper wife of the local vicar.

Maisie Dobbs got her start as a maid in an aristocratic London household when she was thirteen. Her employer, suffragette Lady Rowan Compton, soon became her patron, taking the remarkably bright youngster under her wing. Lady Rowan’s friend, Maurice Blanche, often retained as an investigator by the European elite, recognized Maisie’s intuitive gifts. The outbreak of war changed everything. Ten years after the Armistice, in the spring of 1929, Maisie sets out on her own as a private investigator, one who has learned that coincidences are meaningful, and truth elusive.

At the end of her first unsuccessful season out in society, Lady Georgiana has all but given up on attracting a suitable man - until she receives an invitation to a masked Halloween ball at Broxley Manor. Georgie is uncertain why she was invited, until she learns that the royal family intends to marry her off to a foreign prince, one reputed to be mad.

Twenty-six-year-old Beatrice Hyde-Clare is far too shy to investigate the suspicious death of a fellow guest in the Lake District. A spinster who lives on the sufferance of her relatives, she would certainly not presume to search the rooms of her host's son and his friend looking for evidence. Reared in the twin virtues of deference and docility, she would absolutely never think to question the imperious Duke of Kesgrave about anything, let alone how he chose to represent the incident to the local constable. And yet that's exactly what she does.

1940, England: Evelyne Redfern, known as “The Parisian Orphan” as a child, is working on the line at a munitions factory in wartime London. When Mr. Fletcher, one of her father’s old friends, spots Evelyne on a night out, Evelyne finds herself plunged into the world of Prime Minister Winston Churchill’s cabinet war rooms. However, shortly after she settles into her new role as a secretary, one of the girls at work is murdered, and Evelyne must use all of her amateur sleuthing expertise to find the killer.

London, 1923. Newly minted research assistant Saffron Everleigh is the first woman to hold the position at University College of London. When she attends a dinner party for the school, she expects to engage in conversations about the university's large expedition to the Amazon. What she doesn’t expect is for Mrs. Henry, one of the professors’ wives, to drop to the floor, poisoned by an unknown toxin. Dr. Maxwell, Saffron’s mentor, is the main suspect, and evidence quickly mounts.

Unpacking her belongings in her new hometown of Portland, Oregon, herbalist and reformed alchemist Zoe Faust can't help but notice she's picked up a stowaway. Dorian Robert-Houdin is a living, breathing three-and-half-foot gargoyle - not to mention a master of French cuisine - and he needs Zoe's expertise to decipher a centuries-old text. Zoe, who's trying to put her old life behind her, isn't so sure she wants to reopen her alchemical past... until the dead man on her porch leaves her no choice.

Verity Beresford is worried about her husband. Oliver didn’t come home last night so of course Verity goes straight to Judith Potts, Marlow’s resident amateur sleuth, for help. Oliver, founder of the Marlow Amateur Dramatic Society, had hired The Marlow Belle, a private pleasure cruiser, for an exclusive party with the MADS committee but no one remembers seeing him disembark. And then Oliver’s body washes up on the Thames with two bullet holes in him—it’s time for the Marlow Murder Club to leap into action.

When Sasha receives a call from her old university friend Gabby inviting her to spend Christmas at Gabby’s remote Scottish lake house, Sasha knows she shouldn’t go. Twelve years ago, on Christmas Eve, when Sasha and her five closest friends were celebrating the festive season, something truly horrific happened that would change the course of their friendship forever. Something that meant Sasha hasn’t spoken to any of them since that night.

Lowen Ashleigh is a struggling writer on the brink of financial ruin when she accepts the job offer of a lifetime. Jeremy Crawford, husband of best-selling author Verity Crawford, has hired Lowen to complete the remaining books in a successful series his injured wife is unable to finish. Lowen arrives at the Crawford home, ready to sort through years of Verity's notes and outlines, hoping to find enough material to get her started. What Lowen doesn't expect to uncover in the chaotic office is an unfinished autobiography Verity never intended for anyone to read.

England, 1914. The world is at war. Captain Hastings, injured and shaken, is invited to Styles Court to recover. It’s a grand old country house - the family home of his old friend - and a perfect haven. Or so it seems. But in the blistering summer heat, trouble is afoot. Simmering tensions are tearing the family apart, and it all comes to a head in the most horrifying way.

After the killing of a prominent mob lawyer, NYPD homicide detectives Jacob Jackson and Caitlin Grimes start receive chilling, written “rules” for how to commit the perfect murder. "Rule number one for the perfect murder: Evidence is your enemy. Leave none behind." Jackson (Reid Scott) and Grimes (Cobie Smulders) race to find the killer, setting them on a collision course with the city’s crime underbelly, and a perpetrator who seems happy to toy with them. “Rule number two. No crimes of passion. The perfect murder is always business, never pleasure.”

Jenny sits in the same seat on the same train every week, seeing familiar faces come and go. Until a chance encounter shatters her world. Sixteen years ago, Jenny survived a traumatic ordeal that left her best friend, Susie, missing and presumed dead. The world has its theories about what happened to Susie Patterson, and one of those theories points the finger at Jenny. Now she lives a quiet life, volunteering at a crisis helpline while trying to deal with her own anxiety and the true crime fans obsessed with finding her missing friend.

It’s been two years since Anna Cartwright’s life fell apart. During her first school trip as a young teacher, a student went missing and was never found. Not only was her career ruined, she was also accused of having an affair with fellow teacher and prime suspect Graham. Facing questions from journalists, police and family, Anna said she didn’t know what happened. She was lying. Now, Anna has returned to Australia. Her only hope is Land’s End Area School, an isolated concrete wasteland perched on the cliffs.

My fiancé brought me tea and scrambled eggs in bed that morning, and we snuggled together, talking about buying our rings, and about our perfect wedding next year. Then we headed into town. He held my hand and gazed at the ring I liked best, a smile spreading slowly over his face. Then a glass of bubbly to celebrate. I felt flushed, excited and ready for the rest of my life with the man I loved. We race to get on the train home. It screams to a halt and I run towards its open doors. Made it. I think he’s right behind me — but when I turn around, he’s gone.

Everyone thinks my husband is dead. Just like we planned. Eleven years ago, my husband disappeared. Eleven long hard years I waited, my heart breaking for our son, who didn’t know his father was coming back. Today, my hands shake as I try to understand what I’ve just learned: my husband has a new wife. This wasn’t part of our plan. Eleven years ago, my husband made a terrible mistake. I sacrificed everything to help him fix it. But now he’s put our son and me in danger again. We had a plan. He broke the rules. But who will pay the price?

Jazz Bashara is a criminal. Well, sort of. Life on Artemis, the first and only city on the moon, is tough if you're not a rich tourist or an eccentric billionaire. So smuggling in the occasional harmless bit of contraband barely counts, right? Not when you've got debts to pay and your job as a porter barely covers the rent. Everything changes when Jazz sees the chance to commit the perfect crime, with a reward too lucrative to turn down.

Cassie thinks she has met the perfect man. Joel is sweet, handsome, romantic, and best of all, he’s crazy about Cassie. She thinks she’s found the guy she’ll spend the rest of her life with. Have children with. Grow old with. Yes, she knows about his perfect ex-girlfriend, Francesca. The beautiful, brilliant chef, beloved by all his friends. But she thinks Francesca is out of the picture. She thinks Francesca is gone for good. Think again, Cassie.

When clever, headstrong Kaveri moves to Bangalore to marry handsome young doctor Ramu, she’s resigned herself to a quiet life. But that all changes the night of the party at the Century Club, where she escapes to the garden for some peace and quiet—and instead spots an uninvited guest in the shadows. Half an hour later, the party turns into a murder scene. When a vulnerable woman is connected to the crime, Kaveri becomes determined to save her and launches a private investigation to find the killer, tracing his steps from an illustrious brothel to an Englishman’s mansion.

In 1892, Bombay is the center of British India. Nearby, Captain Jim Agnihotri lays in Poona military hospital recovering from a skirmish on the wild Northern frontier, with little to read but newspapers. The case that catches Jim's attention is being called the crime of the century: Two women fell from the busy university’s clock tower in broad daylight. Moved by the widower of one of the victims - his certainty that his wife and sister did not commit suicide - Jim approaches the Framjis and is hired by the Parsee family to investigate what happened that terrible afternoon.

As India celebrates the arrival of a momentous new decade, Inspector Persis Wadia stands vigil in the basement of Malabar House, home to the city's most unwanted unit of police officers. Six months after joining the force she remains India's first female police detective, mistrusted, sidelined and now consigned to the midnight shift. And so, when the phone rings to report the murder of prominent English diplomat Sir James Herriot, the country's most sensational case falls into her lap.

Confident fashionista Jia Deshpande spends her days writing cliché-ridden listicles for Mimosa, Mumbai’s top women’s magazine. When she can, Jia dishes about the messy truth of real love on her anonymous blog, attends her family’s weekly game nights, and ignores her true feelings for her childhood friend. If that wasn’t enough, Jia needs to successfully set up a coworker with her perfect match to get the green light for her new matchmaking column. Thankfully, organizing meet-cutes has never been difficult for her.

Ro Krishna is the American son of Indian parents, educated at the finest institutions, equally at home in London’s poshest clubs and on the squash court, but unmoored after he is dramatically forced to leave a high-profile job under mysterious circumstances. He decides it’s time to check in for some much-needed R&R at Samsara, a world-class spa for the global cosmopolitan elite nestled in the foothills of the Indian Himalayas. A person could be spiritually reborn in a place like this. Even a very rich person.