Jake's unsolved cases pile up and the other detectives fear that his losing streak will rub off on them, while Amy must run an at-risk youth program.

On his first task back in the field, Terry takes advice from Jake on controlling his emotions to infiltrate and bust a steroid trafficking ring.

On a solving streak, Jake decides to spend his weekend off with Sgt. Terry trying to crack a cold case that no one thinks can be solved.

For their annual Halloween wager, Jake bets Holt that he can steal his watch before midnight, and Gina gets kicked off her dance squad, Floorgasm.

When his relationship with Sophia gets in the way of her work, Jake tries to help, Wuntch needs Holt's help, and Charles wants Gina's blessing.