In the early 90's, the death of a mentally handicapped teen has been reopened. Drawings depicting the incident at the railroad tracks surface, which indicate it may not have been an accident as originally believed.
An old truck is found in a river with human remains inside, leading the team to re-open the case of a girl who disappeared in 1932. When the girl's former best friend is interviewed, questions arise: just best friends, or forbidden love?
After a teenage girl who was dumped in the garbage by her parents 17 years earlier is approached by a man claiming to be her father, the team re-investigates the hit and run death of her father, Jimmy in 1988.
The case of a baseball player beaten to death with his own bat is reopened, and it's discovered that he had many enemies, and that his white girlfriend sparked even more racism and prejudice towards him.
A former mental patient named Betty Petrowski dies. The woman's only child, her son Otis, is called to identify the body and finds it is not the body of his mother. Det. Rush and her colleagues begin the search for Otis' real mother.
The friendly owner of a local grocery store is murdered and Lilly reopens his case, finding that Frank was having issues with his rebellious son, his son's trashy friend Stump and his employee, Ricardo.