On August 4, 1986, 13-year-old Jennifer "Jenni" Bastian left her Tacoma, Washington home on a bike ride but did not come home. Her body was found three weeks later, she had been abducted and murdered. The residents of Tacoma, Washington are extremely worried, because this is the second young girl who has been killed in five months. Convinced a predator is loose, law enforcement personnel embark on a 32-year ordeal to catch the killer.