Investigation Discovery HD

In Montana, 22-year-old runner Kari Swenson is abducted by mountain men; when Swenson learns of their twisted plans, she realizes she must do everything in her power to escape or die trying.

For 17-year-old Sarah Wisnosky, college is all about new experiences, so when she catches the eye of a flirty frat member, she's happy to play along. Then the college freshman discovers he's hiding a dark secret.

The Millers always thought something was off when it came to their oldest son Steven, then he goes from strange to sinister, and there's no telling how far he will go to get his family's attention.

Tina Swor and partner John Dalton start a new life in Spirit Lake, Idaho; John's erratic behavior and love of guns plague the couple's fresh start; when Tina's best friend doesn't see her for days, she decides to call the cops.

There's nothing Brian and Cheri Hartman won't do for their only child, Scott, including helping to raise his kids after a divorce; Cheri and Brian dote on their grandbabies, and the close-knit family thrives until a betrayal changes everything.

Shirley Merritt is devoted to her family, especially her youngest son, Richard, but he wants to have the good life by any means possible; when bad choices lead to a prison sentence, Richard makes a deadly decision, and his secret is exposed.

Barbara Pacheco spends years building both a family and a successful career; when the father of her children, Aldo Pacheco, becomes increasingly violent and unpredictable, Barbara is forced to make a decision that will end up costing everything.

Brittany Steier devotes her life to being a mom and having a happy family; when the father of her children, Edward June Harris Jr, becomes increasingly violent and unpredictable, Brittany has to make a decision that will end up costing her life.

Michelle Rogers and Matt Terry are together and share a son, Matt, but he has a dark side that comes out when he drinks; his rage explodes, leaving Michelle fighting for her life; Matt serves prison time, but tragedy strikes again when he gets out.

In 1990, someone is stalking men on Florida's highways; clues lead detectives to a shocking realization: the serial killer is a woman; in a risky operation, an undercover officer tracks her down to a bar.

Working with her ex-girlfriend, detectives set a secret trap for Wuornos.

Wuornos risks her life by telling the jury her story, in her own words.

In 1998, new homeowners renovating their basement discover a body; as police investigate, they learn it belongs to teenager Christopher Denoyer, who was reported missing by his family in the 80s.

In 1990, someone is stalking men on Florida's highways; clues lead detectives to a shocking realization: the serial killer is a woman; in a risky operation, an undercover officer tracks her down to a bar.

Working with her ex-girlfriend, detectives set a secret trap for Wuornos.

Wuornos risks her life by telling the jury her story, in her own words.

In 1998, new homeowners renovating their basement discover a body; as police investigate, they learn it belongs to teenager Christopher Denoyer, who was reported missing by his family in the 80s.

A Florida man can't seem to commit to his girlfriend, yet has no trouble starting an affair with a younger woman; as his new relationship heats up, his old one becomes increasingly confrontational until tensions boil over, leading to disaster.

A stripper who loves the lavish lifestyle her occupation affords her quits for her husband, only to get involved in something even more lucrative and dangerous.

Bored with his predictable life, a married professor falls for a woman requiring payment for her time; he soon finds her allure irresistible, causing his bills to skyrocket, but he doesn't learn his lesson until it's far too late.

An Army sergeant falls for a married female soldier while stationed in Germany; as his lover files for divorce, he hides a secret from both her and his wife; someone gets pregnant and instead of celebrating, there's bloodshed.

A woman marries her high school sweetheart but starts an affair with a co-worker soon after; her husband also develops a crush on someone at his work; while one relationship fizzles, the other sizzles, leading to an unbelievable killing.

A Chicago salesman who fancies himself a car stereo mogul proposes to a beautiful stripper he meets at the club; she's not exactly wife material, and by the time he's ready to turn down the volume on the marriage, it's far too late.

At first, it appears as though 50-year-old Edwardyne Williams has fallen victim to a random act of violence; however, as police dig deeper, they discover that her killer is someone who has been harboring a grudge against her for years.

Benjamin Amato and Cheryl Kunkle's May-December romance grows complicated when Cheryl becomes pregnant; the former lovers soon square off in court, but the day before their final custody hearing, a murder changes everything.

When Stacie Smith is found dead and an accusation that she has been unfaithful is written on the wall of the crime scene, police believe that a jealous lover is behind her brutal death; the evidence may be a ploy to frame the wrong man for the crime.

A female boxer enters a forbidden relationship with her trainer, then she tries to leave his controlling grip and finds herself fighting for her life.

When high school senior Michelle Miller joins the Future Soldiers program, she sees it as the first step to realizing her dream of enlisting in the U.S. Army, then an affair with her recruiter puts her future in jeopardy.

A Texas woman enters into an affair with her daughter's grandfather, causing a major rift in the family and eventually leading to a bloody showdown.

A college student's new husband has a dark past that rears its ugly head and ends in a double homicide.

In 1984, the body of a 14-year-old girl turns up on the beach in San Diego and police think it relates to the murder of another teen; a clue yields an unbelievable suspect.

In Florida, friends and family are stunned after an esteemed criminal law professor is executed in his garage; investigators follow a series of leads taking them on a statewide hunt in search of the murderous masterminds.

After a young couple goes missing, detectives find a clue leading them to a strange storage container in the middle of 95 acres, and what's inside unlocks the secrets of a monster hiding in plain sight.

A young couple's toddler vanishes while the family is enjoying an impromptu camping trip in Leadore, Idaho; investigators and private detectives work around the clock to find the missing boy, only to come back to his parents.

In the 1970s, a serial rapist is on the loose in northern California; then, as his reign of terror over the community wanes, police discover he isn't just a serial rapist, he's a serial murderer, and he's been killing people all over California.

Sherri Rasmussen and John Ruetten are enjoying newlywed life until one morning when Sherri calls into work sick; that night, John returns home to find his wife murdered; years later, detectives discover Sherri's killer was too close for comfort.

The weekend before Thanksgiving 1994, a killer savagely slays Robin Lawrence at home while her child is asleep; a relentless investigation circles her husband, until a drop of blood unlocks the mystery of Robin's murder and leads to a confession.

The Bobbies function like a high school sorority; they're a philanthropic organization also known for wild initiation rituals and social exclusivity; when someone murders one of their own, every Bobbie becomes a suspect.

Scams, lies and sex tapes have tarnished the reputation of the '90s high school sitcom; friends, parents and actors divulge the harsh realities some cast members faced when the cameras stopped rolling.

The Bobbies function like a high school sorority; they're a philanthropic organization also known for wild initiation rituals and social exclusivity; when someone murders one of their own, every Bobbie becomes a suspect.