When a popular Chicago doctor is found stabbed to death in his office, police hunt for the killer; when the case goes cold, the doctor's two grown children take matters into their own hands.
After her son, Corey, is fatally stabbed, Michelle Metje turns her grief into a tireless search for the killer; along the way, Michelle makes a commitment to helping other victims' families find justice.
Kimberlyn Scott's daughter Charli, 27 and pregnant, disappears into thin air; when police don't have the manpower or resources, Kimberlyn organizes hundreds of volunteers to start her own search-and-rescue team.
When she was 23, Jenny Carrieri's twin sister was shot and killed in a Baltimore parking lot; with the case still unsolved, Jenny embarks on a public crusade to find the killer.