When tightly wound Capt. Holt takes over the precinct, carefree Det. Jake Peralta and his dysfunctional coworkers' lives get demanding.

Jake is assigned a lowly graffiti case as punishment for being late to roll call.

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.

The team turns on Jake for delaying an autopsy report by flirting with an attractive medical examiner, who turns out to be more than he bargained for.

A Major Crimes detective known as "The Vulture" takes over Jake's nearly solved case and steals his thunder, prompting revenge.

Halloween-hating Amy is anything but festive when she has to don a costume and hit the streets with Charles on busy Halloween night.

After making an arrest with too little proof, Jake has 48 hours to get evidence or the perp will go free, forcing the team to work over the weekend.

When Jake's favorite pizzeria is burned down and the fire marshal suspects the owner, Jake steps outside his jurisdiction to catch the real arsonist.

Amy hosts Thanksgiving dinner for the precinct in an effort to get Holt to be her mentor, but Holt and Jake leave early and the rest hate her cooking.

When Capt. Holt receives death threats, Jake is placed on his protective detail and revels in the chance to boss his boss around.

Jake and Rosa hunt an infamous car thief, Holt tries to find a home for puppies and the rest of the precinct tries to accommodate a wounded Charles.

After Jake and Amy's bet about who can make more arrests is finally settled, the two go on a stakeout where Jake reevaluates their relationship.

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.

While investigating a string of hotel robberies together, Jake discovers that Amy may transfer to the Major Crimes unit and work with "The Vulture."

At Capt. Holt's birthday party, Jake, Amy and the other officers try to make a good impression on Holt's husband but fail miserably.

To stop Detective Boyle from getting too clingy, or "Full Boyle," with his new girlfriend, Jake goes on their date, but things don't go as planned.

When Jake's building goes co-op and he must pay nearly a half million dollars to keep his apartment, he desperately seeks Gina's help.

At Tactical Village, where the precinct competes against other precincts in paintball exercises, Jake gets jealous when Amy runs into an old flame.

When Charles makes Jake his best man, it means cake tasting, choosing flowers and convincing fiancée Vivian that Charles doesn't want to move.

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.

Jake risks suspension when the commissioner shuts down his investigation of a civic leader and he gets Amy and Holt to help him work the case anyway.