On Night 35 of a drug stakeout at the San Diego docks, Detectives Cullen and Tolbeck find themselves waiting on a Mexican cartel drug shipment.

Following the shooting, Detective Tolbeck waits nervously for Internal Affairs Investigator Leon Fordham to arrive.

With the docks now compromised, Detectives Cullen and Tolbeck are re-assigned to warehouse surveillance in the Otay Mesa area.

Detective Cullen and Fatima recall their first date with vastly different versions of events.

While Detective Tolbeck is seeing a therapist to discuss the shooting at the docks, Cullen is partnered with Senior Detective Bonnie Lyman.

Detective Cullen decides that it might be best to finally part ways with Tolbeck. A surprise visitor disturbs car 27.

Detective Tolbeck is forced to confront the problems in his marriage as the pending raid draws near.

It's the night of the raid and Detectives Cullen and Tolbeck are intent on being the hero cops who break the drug ring.

Car 27 stakes out a cockfighting ring. Cullen and Tolbeck are rattled when a hero of the San Diego Police Department falls from grace. Both Marco and his new partner-in-crime, Frankie, have a secret. Fatima falls victim to extortion.

Marco puts the entire cockfighting ring in jeopardy and must find a solution before it's too late. Fatima is forced to undergo sensitivity training. A dream scenario for Cullen and Tolbeck turns nightmarish.

The night of the cockfight arrives with unexpected results. Janice blames Fatima for her financial woes. Tolbeck has an unlikely admirer.

When Cullen and Tolbeck are reunited with a figure from their past, Cullen realizes that he doesn't know his partner at all. Meanwhile, Marco and Frankie open up to each other, and Janice finally unravels.

Zach, the new dispatcher at SDPD, goes to various lengths to impress Fatima. Cullen confronts Tolbeck, who admits a shameful secret.

Cullen and Tolbeck make a shocking discovery. Fatima is jealous of Zach's newfound success. Marco comes clean and his situation with Frankie comes to a head.

Marco and Frankie are victims in the nicest hostage situation ever. Fatima inserts herself in the middle of an awkward love triangle. An annoying visitor joins Cullen and Tolbeck in Car 27.

Cullen and Tolbeck are finally given the chance to save the day. Marco and Frankie consider their options, while a new - but not necessarily improved - Janice returns to Dispatch.