Firemen are called to a blaze and discover two sisters.

In 1988, a promiscuous 22-year-old boy from the Sikh community had one affair too many and ended up losing his life. Diligent detective work and DNA helped police nail the killer, who believed he had gotten away with murder.

In 2001, there was a series of murders of homeless people in Toronto. The latest killing is of a gentleman, well known in the area by residents who nicknamed him Santa Claus.

The number of deaths in a hospital increases dramatically, and one nurse believes there must be more to this than just natural causes.

A cunning arsonist stays one step ahead of the police and terrifies a small farming community until behavioral profiling helps detectives zero in on a very unlikely suspect.

In 1998, in Meadowvale, Ontario, an ordinarily peaceful suburb, a pervert on a bicycle appeared, performing sexual acts on himself & then attacking teenage girls. They nickname him after the Scottish monster for reasons apparent to the residents.

In 1996, a mystery person began planting bombs in public places and leaving a strange swastika as a calling card.

A man whose identity is unknown is found stabbed to death in a secluded parking lot.

In 1971, a Toronto plane was hijacked to go to Cuba, making it the first in Canadian airspace.

In 1996 Toronto, a man is reported missing by his wife when he does not return from a business trip.

A bearded man enters women's homes and assaults them as they sleep.

A frat boy lures a girl to his house with the fake promise of a party, but once there, he has ulterior motives. When the girl says no, he violently attacks her. A string of violence is then uncovered using different names.

A teenage party in the woods takes a terrifying turn when one of them attacks the others. While examining the scene, police stumble upon a previous crime.

In the Jewish community, a resident is shot by strangers asking for directions and later dies in hospital.

In 2002, an armed man holds a massage parlor worker hostage, and as the police try to find out why, they find startling links to a series of robberies.

In 1992, in Calgary, a husband reported his Ethiopian wife murdered but found himself the main suspect.

In 1986, one of the biggest heists in Canadian history occurred when 1.2 million in jewels was stolen from a store. When more robberies arise, the police become more determined to catch the mastermind behind them all.

In 1994, a single mother was found raped and murdered in her apartment. Was it one of the volatile men in her life?

A wealthy Asian girl is kidnapped in Vancouver. When the kidnappers make the fateful error of using the young girl's cell phone, police can track their movements and capture the assailants.

Two murders of mothers in their own home send shock-waves through a normally quiet, friendly town where everybody leaves their door unlocked. 18 years pass before there is solid evidence of the mystery assailant.

In 1995, in Houston, Texas, a duo of con women lured men with the promise of sex but then drugs and robbed them. But who is the mysterious puppet master behind their actions?