A woman's affair with a successful businessman is plagued by obsession, jealousy and violence.

A conservative couple in Arizona has the family of their dreams, but things unravel when the wife is discovered brutally murdered. The investigation uncovers a lust-fuelled affair, a cold-blooded murder and someone isn't who they seem.

Examining the case of Drew Peterson, a four-times-married policeman who was convicted of the 2004 murder of his third wife, Kathleen Savio.

A married woman has an affair with a much younger man.

Wealthy home builder, Larry and his client, Rozanne are involved in a passionate extramarital affair. When the relationship is exposed, the jealousy and greed that follow lead to a brutal murder and an international search for a very unlikely killer.

An unhappy marriage between an unfaithful man and his gambling-addicted wife ends in violence.

The 1999 murder of Leann Fletcher at the hands of her husband is detailed.

A married woman's boyfriend threatens to break up with her and begin dating her former girlfriend.

Vickie Cushman is looking for love in all the wrong places... until she falls for married cop, Scott Hornoff. Everything's going great, or so she thinks. Not long after meeting him, she's found brutally murdered and police are sent on a wild goose chase.

Piper Rountree, a sassy Texas gal, is bored and having an affair in conservative Virginia. When she and her husband Fred divorce and he wins custody of their children, will Piper mastermind a diabolical plan to kill her ex and get her kids back?

When she relocates to Florida in 2007, Tausha Fields is hiding from a sordid past. She is at the center of a tumultuous love triangle in Missouri which ended in the disappearance of her husband Mitchell Wayne Kemp.

A love triangle involving a pool-hall owner, his wife and a cocktail waitress unfolds.

A college student's lover is murdered, and suspicion falls on both him and his roommate, a minister at a local church.

In winter of 2007 Stephen Grant reports his wife Tara has gone missing after an argument. For weeks Grant plays the distraught husband to the media, but after a shocking discovery, revelations surface of an illicit affair and a bone chilling murder.

Shaun and Rhoni have been together for a very long time. But Shaun isn't exclusive with Rhoni. When he begins seeing a series of other women things begin spiraling out of control. Soon the stage is set for a horrific and tragic murder.

In November of 2001, a successful advertising executive is murdered in his Oklahoma City garage. There are no suspects, until his wife and children don't show up at his funeral, and a tangle of illicit affairs and murderous plotting is revealed.

A woman learns that her husband has been unfaithful to her.

A married man receives frightening e-mails from his mistress, and the love triangle ends in murder.

The second season opens with a workplace love triangle that ends in murder.

In December of 1998 in the upscale village of Pleasant Prairie, Wisconsin, Mark Jensen poisons his 40-year-old wife Julie with antifreeze and proceeds to marry his mistress, Kelly.

A professor falls for a high-end call girl after his marriage loses its zest and finds himself in a predicament when his wife finds out.

The 2005 murder of Jeff Freeman exposes an unusual living arrangement for his wife's lover.

Scott and Lisa are a happy couple, living the idyllic life in Indiana. But when Scott is reunited with his old flame Stacy, their steamy affair will rock their small town, anger their respective spouses and lead to someone paying the ultimate price.

Ruby and John Ruffolo's marriage is threatened when John's legal troubles drive him to multiple infidelities. Leaving a streak of scorned women in his wake, John mysteriously disappears. And the hunt for him reveals a deprave reality no one saw coming.

A dentist's wife is found dead.

A dog trainer stalks his ex-wife.

A merchant marine's lonely wife has a torrid affair with a bouncer leading to tragedy for everyone involved.

Paul and Betty Jeanne enjoy a peaceful life together in a tiny New York suburb. But when Paul starts a tawdry affair with his wealthy colleague Carolyn, their marriage is sent into a tailspin and ultimately leads to cold-blooded murder.

All's fair in love and war when an Air Force captain's wife has an affair with an Army sergeant while her husband is away.

An unusual love triangle leads to the 1981 murder of Diane Delia who impersonated Diana Ross in nightclubs and discos before undergoing a sex-change operation.

A bored housewife gets a job as a stripper and begins a sultry double life. While her husband is working she brings home acquaintances from her new job for sexual escapades. When one of her flings turns more serious, a sinister plan emerges.

The hostility between wealthy businessman Ted Ammon and his wife, Generosa, leads to revenge and murder.

A three-way relationship in Iowa turns deadly.

When Jay Orbin's torso is discovered in the desert cops conclude he's been shot before being frozen and dismembered. Questioning his glamorous wife, Marjorie, reveals a string of affairs and a tale of greed and lust that ends with cold blooded murder.

Pastor Tracy and his wife Pauletta look like the perfect "Baptist power couple" - until Tracy falls for Tyonne, a close friend of his son William. Their sinful, not-so-secret affair sends shockwaves through the congregation and ends in murder.

Rich doctor and devoted Mormon, Martin MacNeill begins a torrid affair with fiery vixen, Gypsy Willis while his wife Michele tends to their children. But when Michele finds out and demands Martin end the affair, someone is bound to get burned.

Yamisha Thomas is a married woman who hasn't given up her party-girl lifestyle. Her husband's efforts to control her only have the opposite effect, pushing her into the arms of someone else. Will Yamisha's reckless decisions come back to haunt her?

On Valentine's Day 2010 in the suburbs of Atlanta, Georgia, Chad Dunn confronts his wife Shelley, after he finds out that she is seeing another man.

A woman is killed by her ex-boyfriend.

George Arthur and his wife are two of Los Angeles County Sheriff's finest, but when their open marriage mixes work with pleasure, their lives are forever changed by cold hearted killing that takes police more than a decade to solve.

Extramarital affairs have deadly consequences for a couple.

A man's dark secrets come to the fore after his wife is killed.

In Miami, Michel's cozy life with girlfriend Yolanda will be wrecked by a steamy love affair that will have a fatal outcome.

Debra is living a real fairytale with the Car Stereo King of Chicago, Werner Hartmann. No price is too high to keep his queen happy, but when her expensive taste includes a hot new boy toy, it will cost more than Werner could have ever imagined.

In 2011 newlyweds Seth and Lisa Techel are living in Wapello County, Iowa. They are both caught up in illicit, passionate affairs, and it all leads to an explosive, deadly confrontation.

A young Navy wife faces temptation after her husband leaves for an overseas mission.

Wealthy businessman Allen sets the stage for disaster when he propositions a stripper named Marissa who has been keeping her husband, Dale, in the dark.

After landing a wealthy software engineer, Rebecca begins a sleazy affair with a male stripper that leads to cold-blooded murder.