Years before the name Alex Murdaugh was splashed across every major media outlet in America, local South Carolina journalist Mandy Matney had an instinct that something wasn’t right in the Lowcountry. The powerful Murdaugh dynasty had dominated rural South Carolina for generations. No one dared to cross them.

They were a picture-perfect family - until a bitter divorce drove Darren Mack over the edge. A Reno millionaire, Mack was ordered by the court to pay his wife $10,000 a month in alimony. Instead, he stabbed her in the garage while their daughter watched TV upstairs. The only person Mack hated more than his wife was the family court judge who presided over their divorce. So, after killing his wife, he loaded his gun and went after the judge...and headed for Mexico with a stash of concealed weapons.

At first, the residents of Kauai Beach Resort took little notice of their new neighbors. The glamorous blonde and her tall husband fit the image of the ritzy gated community. The couple seemed to keep to themselves - until the police knocked on their door with a search warrant. Lori Vallow and Chad Daybell had fled to Hawaii in the midst of being investigated for the disappearance of Lori's children back in Idaho - Tylee and JJ - who hadn't been seen alive in five months.

Nothing could have shocked the sleepy community of Morgantown, West Virginia, more than the lurid details that surfaced after a house fire claimed the life of Shelly Michael's husband, Jimmy. Local authorities suspected possible arson. Then they discovered that Jimmy had been dead before the fire even started - paralyzed by a fatal dose of muscle relaxant.... Did Shelly Michael, a respected nurse and mother, kill her second husband and torch her own home?

One by one, three waterlogged suitcases were pulled from the Chesapeake Bay. In each were body parts of a man. In a forensics room, the truth was discovered: William McGuire had been horribly murdered and dismembered. William and his loving wife, a registered nurse named Melanie, had just closed on their New Jersey dream home. But Melanie had been involved in a long-term affair with a married doctor at the fertility clinic where she worked - and she had plans for the future that didn't include William.

In a quiet community of million-dollar homes and shiny SUVs, the Nyce family projected the very image of success. Dr. Jonathan Nyce, an asthma sufferer, had achieved medical breakthroughs that made him rich - and offered hope to countless people. Michelle's beauty made her an object of desire. And adultery was her husband's worst nightmare.

By all accounts, Thomas Gilbert Jr. led a charmed life. The son of a wealthy hedge fund manager and a financier, he grew up surrounded by a loving family and all the luxury an Upper East Side childhood could provide: education at the elite Buckley School and Deerfield Academy, summers in a sprawling seaside mansion in the Hamptons. He was strikingly handsome, moving with ease through glittering social circles and following in his father's footsteps to Princeton. But Tommy always felt different, and the cracks in his façade began to show.

Greg DeVillers was a top biotech executive, and Kristin Rossum was embarking on a career in toxicology at the San Diego Medical Examiner's office. They seemed to be happily married, living the American dream. But only months shy of their second anniversary, Kristin found her handsome husband dead from a drug overdose - his corpse sprinkled with rose petals. By his side was their wedding photo. Authorities deemed it a suicide. Until they discovered that the rare poison found in Greg's body was the same poison missing from Kristin's office.

In the fall of 1999, a 22-year-old woman was discovered naked and bleeding on the streets of a small New Mexico town south of Albuquerque. She was chained to a padlocked metal collar. The tale she told authorities - of being beaten, raped, and tortured with electric shock - was unthinkable. Until she led them to 59-year-old David Ray Parker, his 39-year-old fiancee Cindy Hendy, and the lakeside trailer they called their "toy box." What the FBI uncovered was unprecedented in the annals of serial crime.

John Edward Robinson was a 56-year-old grandfather from rural Kansas. An entrepreneur and Eagle Scout, he was even honored as "Man of the Year" at a Kansas City charity. To some of the women he met on the internet, he was known as Slavemaster - a sexual deviate with a taste for sadomasochistic rituals of extreme domination and torture...even killing.

Joyce Aparo seemed to be the perfect single mother. She doted on her sixteen-year-old daughter, Karin, encouraging her musical ability and lavishing affection on her. But behind closed doors, Joyce was a terror. For thirteen years, she beat Karin savagely and demeaned her relentlessly. When Karin met the troubled yet brilliant Dennis Coleman, the two fell head-over-heels. But Joyce disapproved—so she had to die.

On the morning of July 18, 2014, 41-year-old Florida State law professor Dan Markel dropped his boys off at preschool, hit the gym, and headed home to his quiet, tree-canopied neighborhood. Within seconds of pulling into his garage, two .38-caliber bullets fired from point-blank range were lodged in his brain. His brutal slaying defied explanation.

Colorado, 1976. When Reverend Mike Fuller and his beautiful wife, Sharon, arrive in the sleepy town of Rocky Ford, local residents think something’s off about the new couple. The God-fearing minister is gruff and cold, while charismatic Sharon has her husband wrapped around her finger.

David Miller had a dream job and a beautiful family. But one perfect life wasn't enough. So he pretended to be an attorney, then a CIA agent. And he secretly married another woman. He juggled it all quite well—until the day his two wives found out about each other. Miller groped for ways to hold on to his finances and reputation. But when he tried using a gun to silence his second wife, his carefully constructed façade of power and wealth exploded.

It was a crime that shocked the country. On March 21, 2011, two young saleswomen were found inside a lululemon athletica store in Bethesda, Maryland, one of the nation's wealthiest suburbs. Jayna Murray, thirty, was dead—stabbed, slashed, and struck more than 300 times. Brittany Norwood, twenty-eight, was alive—tied up on a bathroom floor, her clothing ripped, her face bloodied. This is the full true story of what happened.