[1] In Texas, a hot new coworker threatens the sanctity of a deeply devout marriage. [2] In Kansas, a young evangelical couple has it all until the big man on campus enters the picture.

[1] For a wealthy funeral director and his wife, a secret affair puts one of them in very deep water. [2] The late-in-life marriage of two schoolteachers is disrupted when a stranger shows up, claiming to be family.

[1] A Michigan couple starts up a comic book store. When business heats up, they hire an outsider whose presence changes their marriage forever. [2] A ten-year marriage falls apart when a bored wife pursues an old friend, and the romance turns deadly.

[1] An accomplished cellist thinks she's found her match until an old fling pops up online. [2] When Rosemary Christensen marries a bad boy biker, she embarks on a new adventure that results in a deadly affair.

[1] The McGuires have it all, but when one of them cheats, their marriage ends with two bullets and three suitcases. [2] Happily married Ignacio and Heather Garraus live an ideal life until a wandering eye leads Ignacio astray.

[1] Jonathan Nyce had it all, but when his beautiful wife gets down and dirty with the landscaper, things turn fatal. [2] A taste for drugs mixed with a wandering eye makes for a deadly cocktail.

[1] For Ken Stahl, a loving wife isn't enough to keep him from making the rounds with a young receptionist. [2] When a former cheerleader goes into business with her husband's best friend, their marriage takes a deadly turn.

[1] Sibling rivalry turns deadly when an extramarital affair makes enemies of two brothers. [2] A bodybuilder rekindles a romance with an old flame, igniting a passion so intense it leads one of them to kill.

[1] When high school sweethearts Kay and David Parsons meet their new neighbors, an unlikely romance turns into a deadly obsession. [2] An affair with the handsome repairman shatters the Craven's once-happy marriage.

[1] When a new pastor arrives at their church, Randy and Teresa Stone learn that a passionate affair can lead to murder. [2] A bizarre hunting accident reveals the true motive behind a close friendship.

[1] A police officer's two-decade marriage to his college sweetheart disintegrates into betrayal and violence. [2] A married couple bonds over their love of dirt track racing until a gorgeous younger man arrives on the scene, but he's no prince charming.

[1] A school administrator and his wife begin building their dream lake house, but as costs run amok, he seeks solace in a new love. [2] Once his wife finds out, the punishment is far worse than detention; a man pays the price for allowing an open marriage.

[1] A philandering cop avoids an expensive divorce in the worst way possible. [2] A bored wife seeks excitement in a chat room where she meets a romantic Italian stranger; as their relationship ignites, he does something that devastates her life forever.

[1] A couple's whirlwind marriage deteriorates when the workaholic husband drifts from his neglected wife, and she begins an affair with deadly consequences. [2] A married teacher starts a taboo dalliance with the troubled student they take in.

[1] Super Bowl champ Shaun Gayle and his beloved enjoy a happy relationship, despite his roving eye; one of his conquests decides she's no longer playing second string. [2] A 13-year union literally runs out of steam, but someone still gets burned.

[1] A pizza flipper embarks on an affair and impregnates both his wife and lover; he decides the only way out of this heated love triangle is murder. [2] A couple proves that absence can make the heart grow deadlier.

[1] A couple try swinging to salvage their marriage, but when that fails, divorce seems imminent until one spouse has a killer idea. [2] A gun-collecting man meets a woman who shares his love of firearms.

[1] The deployment of a military man does nothing to improve relations with his wife, and when he returns to find her cheating, the battle is on. [2] A woman finds marriage rather dull until she gives an old classmate lessons on passion and murder.

[1] A couple's marriage suffers when the wife starts cheating and never stops; she turns a guest into her newest lover, and one man pays with his life. [2] A married singer finds love with a musician, and what happens next could make a sad country song.

[1] A paralegal starts an affair with her boss, but her husband of two decades catches on, and someone gets the axe. [2] A soldier's love for the army means his wife has plenty of time to play, but when he goes AWOL to find her lover, it's all out war.

[1] A piano teacher finds happiness with a new love, but when both men die brutally, police realize someone wanted their love song to end. [2] A woman from the Sioux Falls deaf community goes missing, but there's one person who knows exactly where she is.

[1] An airline pilot and his flight attendant wife enjoy a life of self-made privilege, however, a third party infiltrates the marriage and ensures one of them never flies again. [2] A Marine's marriage disintegrates when another soldier enters the picture.

[1] A woman embarks on several affairs, and one pastor catches her eye, but they're both already married; there's a surefire solution, but their spouses won't like it. [2] wife hires a PI to catch her husband cheating, but the cheater has plans of his own.

[1] Power couple Jim and Lisa have a marriage that can weather any storm; Jim cheats on a trip to China, creating a storm that grows into a typhoon of trouble for his lover. [2] A 911 operator falls for a flight attendant who takes him on a deadly ride.

[1] A thrice-married Memphis detective can't get enough of the ladies, but when he meets his match, the relationship's red flags pile so high it collapses in violence. [2] A wife's gruesome murder reveals a secret relationship and a fake home invasion.

[1] A hardworking pipe fitter's frequent absences cause his lonely wife to befriend their neighbors; when her new pals kidnap the couple, a search uncovers a most unneighborly murder plot. [2] A teacher's killer learns a hard lesson about lying.

[1] Police find a college basketball player murdered and must uncover her role in a contentious love triangle. [2] A family man who appears to be the ideal husband loses the beat when his wife falls for a hot musician.

[1] A Miami mogul falls for a much younger woman, but their relationship falters when she embraces the local club life; one makes a deadly deal that puts an end to the party. [2] A sensual belly dancer and a doctor find that jealousy can be lethal.

[1] A wealthy man in a failing marriage discovers his wife has gone too far when she plucks a new lover off his family tree. [2] A picture-perfect couple with three kids faces tragedy when one of them ends up dead.

[1] A feisty firefighter knows how to bring the heat to the ladies, but when he attracts the wrong woman, he'll need rescuing. [2] A weary housewife wants a spicier life, but she should be careful what she wishes for -- because she just might get it.

[1] A man's wife introduces him to one of her young co-workers, and they make fast friends, but jealousy will make them dangerous enemies. [2] Irina meets Robert, her ideal man, but as she falls deeper in love, Robert moves on with another Irina.

[1] Robert and Carolyn's troubled marriage goes completely offline when the spouses find new relationships on internet chat websites. [2] A Kentucky couple's lovefest ends in tragedy when an old flame arrives on the scene.