Police officers and paramedics rush between emergencies as each unit breaks in a new recruit: Ty, a rookie cop following in his father's footsteps, and Carlos, a former foster kid working toward medical school.

Jerry survives surgery but remains comatose. Doherty gives ex-wife Kim a bulletproof vest. Doc and Carlos must rescue a man afteran explosion. Bosco captures Jerry's attacker without firing a shot.

After Bosco has sex in his squad car with the boss' daughter, his boss gets a videotape of it. Bobby and Kim argue heatedly. Doc brings Carlos along on a personal mission to locate the owner of a lost watch.

Rookies Carlos and Davis experience disillusionment with their new jobs and their training officers. Bosco struggles withhomophobia. A teenage junkie destroys Kim's faith in humanity, but Bobby restores it.

Mercy Hospital's new doctor reprimands Yokas, Bobby and Kim. Yokas acts like a vigilante to punish a gang leader. Jerry decides not to return to work.

Bobby visits his older brother in prison and tries to express his feelings to Kim. Davis and Sully's working relationship improves,but Doc and Carlos get into a fistfight. Yokas tells Bosco not to lie for her.

Bosco brutalizes a murder suspect. Sully goes to a movie with Davis' mother. Carlos attempts to revive a premature fetus whose mother he accidentally injured. Bobby welcomes his brother home from prison.

On Thanksgiving Day, Bosco tries to resolve a family conflict in a restaurant, while Yokas attempts the same at home. Bobby'smother will not allow her son Matty to attend the family's holiday celebration.

An explosion traps members of a demolition team in a collapsing building--and the third watch must respond. Fred Yokas' drinking escalates. Doc cancels his date with Brenda.

An illegally parked car delays the firefighters, causing a woman's death. Western medicine kills Doc and Carlos' Chinese patient.The suicide of his first partner causes Sully to reflect on his own life.

Davis learns of his father's corruption. Matty gets into trouble while trying to apologize to a former girlfriend. Bobby finds his brother covered in someone else's blood.

Davis shoots an innocent man. Tensions escalate between partners Bosco and Yokas. Kim wonders about Bobby and Treva's relationship. Doherty reveals he's dating a cop. Carlos questions Vangie's sanity.

Doc and Carlos' good deed gets a young boy killed. An off-duty Bosco robs would-be robbers. Doherty faces serious consequences forhis gambling losses and endangers his son.

Stuck in a hotel kitchen and garage for long hours as they baby-sit a senatorial debate, the cops debate politics, and theparamedics recall the worst thing they have ever seen on the job.

Candyman returns to work--and his old habits. Doc goes to extremes to save his dying father. Doherty promises an injured factoryworker that his legs will not be amputated.

Two abused boys lie about a motel fire in which their mother dies. Davis helps Malcolm again. Carlos suggests that Vangie not havethe baby. Doc and Morales find a home.

Bobby saves a carjacker trapped inside a burning auto. Vangie complains to Carlos' superiors. Davis inadvertently foils aninvestigation of Candyman for corruption. Bobby hears that Matty is panhandling.

Doherty has a chilling encounter with an ex-fireman. Yokas is pregnant. Morales and Doc get settled in their apartment. Davis celebrates his one-year anniversary on the police force.