In October 1989, 10-year-old Amy Mihaljevic is lured to a suburban Ohio shopping mall by an unknown man, and she is never seen again. A 30-year mystery and nationwide manhunt ensues involving thousands of leads and hundreds of suspects.

Following Amy Mihaljevic's disappearance, an array of suspects emerge, each one more compelling than the last. On February 8 1990, a gruesome discovery is made 50 miles away from Amy's home.

Amy Mihaljevic's killer remains on the loose and the case goes nationwide. Later, Amy's mother, Margaret, appears on `The Oprah Winfrey Show'.

Teenager Debbie Gama's body is discovered in a creek wrapped in wire. The ensuing investigation uncovers a secret world of sex, drugs and sadomasochism.

When 14-year old Gloria Pointer is found raped and murdered in an alleyway, it is the start of a 30-year quest for answers by her mother, who was determined to seek justice.

Mother-of-three Joan Giambra is found strangled, lying under her comatose 11-year old daughter. Will the young girl remember the serial killer's identity?