Snapped: Killer Couples [OV]

A pair of troubled teens take their dark obsessions to the extreme when their romance is threatened by a fellow classmate.

Two Sunday school teachers become cold-blooded killers when they conspire to murder one of their spouses for insurance money.

A pair of lesbian lovers come up with a sexy scheme that ultimately results in deadly consequences.

Two lovers conspire to commit murder - and get their hands on a million dollar insurance payout.

An extramarital affair heats up when two lovers conspire to kill one of their spouses in order to avoid losing everything in a divorce.

Two sex-obsessed strip club employees start a passionate relationship that quickly turns into a dance with death.

A bizarre hiccupping affliction gives a teen her 15 minutes of fame. But when the limelight fades she finds her adrenaline rush in a relationship with a bad boy, and uses social networking to lure a man to his death.

After a murder-for-hire goes dreadfully awry, surprise video evidence may help police prove just how far this couple is willing to go to rule the Daytona empire.

A couple's mutual passion for sex and torture destroys the lives of everyone they encounter.

A pair of female serial killers turn a nursing home into a hotbed of sex, scandal, and murder.