Renko's father takes a final trip around the city; Belker goes undercover to find out who has been knifing winos; and Joyce finds her faith restored as she defends a nice young man accused of rape whose alibi is reluctant to testify.

Mayo and Garibaldi investigate when Councilman Detweiler's mother shoots an intruder; Hill and Renko catch a notorious loan shark with over $300 in outstanding parking fines; a distraught man threatens to set fire to his wife and child; and Belker is kidnapped and abused by a group of winos.