Sully and the officers try to find a missing man who was buried alive by his abductors. Bobby gets fatherly with a lost young boy. Doherty remains in the hospital with his gunshot wound.
Yokas tries to figure out what to do once she confirms that she's pregnant. On the job, she tracks down a serial rapist. Bosco's jealousy over rumors may ruin his relationship.
Doc verbalizes his raging emotions about race relations following a bloody robbery of a fast-food place.
In an attempt to prove that he's fully recovered, Jimmy overburdens himself which could have hazardous results.
Kim tries not only to reconcile with Doherty for her son's sake, but also to try and recover from her painful past with her mother and sister.
Davis's rescue of a woman leads him to information that sullies his relationship with Sully and he sees how different it is to ride with Bosco in pursuit of a brick throwing criminal.
Members of the squad try everything they can to purge themselves of the image of a fatal car crash.
Yokas finds parallels between the poor relations between her parents and her troubles with her husband.
Doherty is caught coming out of the women's room at his bachelor party by Taylor who, in turn, tells Bobby who, in turn, tells everyone. Sully has trouble dealing with the attempted suicide of an old man from his neighborhood.
An accidental meeting with a girl from his past sets Doc to brooding about an act over two decades ago. Carlos proves he is willing to do anything to pass a class he needs on his path to becoming a doctor.
Worried officers roam the streets trying to track down a shooter spraying the city's officers with bullets.
Bosco hunts down his mother's physically abusive boyfriend. Sully asks out his attractive neighbor Tatiana.
Internal Affairs latches on to Sully with information that he's fabricated evidence. The media picks up on this story and the heat really comes down on him. Bobby is hurt to find out that the person who helped him find his path is near death with cancer.
Yokas, Bosco, Carlos and a dying Doc are trapped in a basement and it seems their only hope is the drug dealers that may come back for their stash.
A past girlfriend asks Bobby to help a former boxer friend who is now painfully addicted to drugs. Sully wonders about girlfriend Tatiana's other paramours.
When junkie Paulie shoots Bobby, the officers of the Watch will stop at nothing to bring him in. Meanwhile, Bobby, on another plane of existence, has to come to terms with his death.
Carlos and Bosco are both sent to sensitivity training. A past love comes back with a vengeance to Doherty.
A game between two firefighter stations is interrupted by a deadly warehouse fire and rivals must unite to save lives.
Tainted heroin makes its way around the city and kills users before paramedics can arrive.
Doc proposes to Dr. Morales, but learns that she has a job offer in Philadelphia. On the job front, Doc helps a single mother and her son get proper medical attention.
Yokas is upset when, instead of spending romantic time with her, her husband enters a contest to win a truck by keeping one hand on it the longest.
A school shooting sends the paramedics to tend the wounded and officers in search of the criminal.