When a 16-year-old boy goes missing, suspicion falls upon the boy's girlfriend. A young couple adopts two newborn babies, but before long their boy begins exhibiting disturbing signs.

A girl falls victim to two high-school classmates, who film what they believe is their murderous path toward immortality; when a teen tries to break away from a group of aspiring mobsters, he becomes their first victim.

A teenager with schizophrenia decides that it is his mission to kill everyone in the world; a cheerleader is killed in Orinda, Calif.

A young married couple is found murdered execution-style inside of their new home; a teenage boy descends into a state of mental confusion as his obsession with a violent movie character causes his world to blend fiction and reality.

Four members of a family are found shot to death in Montvale, N.J.; police investigating a car accident uncover a twisted tale of teenage love and abuse that leads to the scene of a double homicide hundreds of miles away.

Infidelity derails the promising careers of Naval and Air Force Academy cadets, Diane Zamora and David Graham. Twins Tasmiyah and Jasmiyah lose their single mother, Nikki Whitehead, in a brutal home invasion.

The brutalized body of a female student is found on the University of Tennessee campus. Then, a young man disappears in Texas.

Police discover six people murdered in two adjacent farmhouses on a 450-acre dairy farm. Then, firemen respond to an abandoned building on fire and find the burnt corpse of a 9-year-old neighbourhood girl inside.

After being released on bail into his parents' custody, a 17-year-old lashes out against his own siblings; a 17-year-old's parents try to straighten out their son when his drug use spirals out of control.

A Florida girl crosses paths with a group of New Orleans misfits and their vampire leader. The son of a hippie chooses murder over peace and love.

Danielle Black murders her father in Hagerstown, Maryland. The husband of a woman having an affair with a teen is found shot dead in the doorway of his home.

A hometown hero is connected to the murder of a Montana business owner. John Olson is shot in the same town a day later.

In Canada, a 7 year old boy is murdered and partially eaten by a 14-year old. Elyse Pahler, a fifteen-year-old California girl who snuck out of her parent’s home to meet three male acquaintances from school. The boys-teenagers who had a heavy metal band-killed Elyse as a sacrifice to Lucifer so their band would take off.

Canadian serial killer Peter Woodcock, a teenager who murdered three young children in 1956 and 1957. Woodcock was placed in psychiatric care. While institutionalized, he murdered a fellow psychiatric patient in 1991.

Young sex offenders who kill.

Sophie Lancaster was a twenty-year-old English woman who was beaten to death in 2007 for dressing in the Goth style. Sophie and her boyfriend, Rob, were attacked while out walking together. One of the responding emergency professionals was unable to tell whether the victims were male or female due to the extent of their injuries.

On April 23, 2006, Canadian police find the bodies of the Richardson family; a young teen convinces her boyfriend to murder her overly strict grandmother; in France, Pierre Folliot murders his parents and his brother but his sister survives.

Eight days after the Columbine massacre, Canadian Todd Smith opens fire at his high school, killing one student and wounding another. In 1995, French teen Leila Zafar murders her friend in her school restroom after an argument. In 1997, American youth Luke Woodham murders his mother before going to Pearl High School to murder his ex-girlfriend, her friend and wounding 7 others.

In 1993, two British young friends abducted two-year-old James Bulger, took him to a railway track and brutally murdered him. In Canada, a young boy arranges for his two friends to murder his mother and grandmother while hanging out with a girl to establish an alibi. While running away from their California homes, two teen girls murder an elderly woman for her car.

Matthew Reid was a 3-year-old foster child from Canada who had been with the same foster family since the age of 10-months. The family took in an additional foster child about whom they knew little. This new girl, a young teenager, suffocated Matthew on her first night in the home. The girl was found to have mental disabilities. Though she was known to have violent tendencies, the new foster parents were not told of the problems.

An 8-year-old vanishes without a trace, a neighbor with a suspicious past is targeted, but no one is prepared for what's revealed; A hard-working teen with a bright future is set up and slaughtered to death by the friends he least expects.

An adopted son develops violent tendencies. Two teenage siblings commit murders in a Nevada trailer park.

Family members are shot to death in their sleep and a teen is suspected in her friend's murder.

When a young girl mysteriously goes missing, the perpetrator turns out to be a 15-year-old killer acting on impulse; a teenager poisons her grandmother for no apparent reason.

After Ronald Salazar's parents leave him in El Salvador for twelve years, he finally re-joins them in Florida and meets his three siblings. But the reunion goes horribly wrong when culture shock and sibling rivalry turns Ronald into a stone cold killer. When four murders take place in the same neighborhood, police suspect a serial killer is on the loose. What they don't suspect is that they are chasing after the youngest serial killer in U.S history.