Walter takes a perilous swim to rescue a woman trapped in the La Brea tar pits, and Paige's mother maximises Ralph's troop cookie sales.
Ray searches for a way to get Mickey out of prison, turns to an old opponent to secure a bartering chip, and has a confrontation with a Hollywood agent.
Will holds a mock trial in an attempt to fix the rift between Karen and her stepdaughter. Grace and Jack start a diet together, but changing their eating habits proves harder than they thought.
Jake runs into Jess Day, who is visiting from Los Angeles, and enlists her help on a case. Holt looks for ways to improve morale. Amy investigates Rosa's long breaks.