Amy must decide if a young boy accused of shaking his infant sister to death is guilty of murder; Maxine fights to keep a 10 year old girl away from her abusive stepfather; Vincent struggles with the effects of post-traumatic stress disorder; Amy finds herself in a sticky situation when she accepts a date with the father of one of Lauren's classmates, and then learns that he's a child advocacy attorney who's scheduled to appear in her court; Vincent gets better acquainted with Lisa.