An anxious mother begs Lady Elizabeth to find her missing daughter, and she finds it impossible to refuse. Her tenants are her children, and she'll do anything to keep them safe and happy. When she discovers the daughter's bicycle abandoned on the cliffs, and then the young woman's body washed up on the beach, Lady Elizabeth is faced with far more problems than she anticipated.

England, 1926. Just days before Lord Darriby-Jones is scheduled to enlighten the world at the Annual Limacology Symposium, his secretary unceremoniously bids adieu to her employment. It's now up to Lady Darriby-Jones to find a replacement. In a twist of fate, she stumbles upon a commoner from a neighboring town willing to accept the role, despite the slug-dismantling duties that await him. He's positively thrilled at the chance to rub elbows with true aristocrats, even if his job involves less glamorous endeavors.

England. 1923. After a year away at finishing school where she learned etiquette, deportment, and the difference between a fish fork and a salad one, Kitty Worthington is eager to return home. But minutes after she and her brother Ned board the Golden Arrow, the unthinkable happens. A woman with a mysterious connection to her brother is poisoned, and the murderer can only be someone aboard the train. When Scotland Yard hones on Ned as the main suspect, Kitty sets out to investigate.

Vivian Wainwright is living her dream. The middle-aged widow owns the Misty Bay Tearoom, a quaint English-accented shop on the Oregon coast. But on the eve of the tearoom's second anniversary, the dream turns nightmarish when a man falls to his death from a hotel balcony. The body belongs to Dean Ramsey, ex-husband of Vivian's assistant, Jenna. Detective Tony Messina quickly zeroes in on Jenna as the prime suspect, since she was seen leaving the hotel shortly before the body was found.

It’s 1924. Lady Ellen of Ashcombe Hall is on a relaxing hotel break to recuperate. Her nemesis is found dead in the restaurant, face down in his pea and ham soup. Can she confront her past to solve the mystery? Lady Ellen seeks respite in the charming seaside town of Branden Bay, whilst her home, which was used as a convalescent home for war veterans, is being refurbished to its former glory.