Lt Johnson's burns are very bad, and he is transferred to another hospital by helicopter, with Doc and Mrs Johnson at his side. Kim finds out that Aaron is dead. Faith goes to surgery for her wounds. Bosco tells Swersky what happened, and then talks to the FBI.
Sully and Ty are still studying for their law entrance exam. Doc is back, and takes charge. Barnes wants a plea-bargain and gives up Buford. Kiely is seriously ill, and Carlos is tested to see if he's a match for donation.
The investigation into Doc's actions starts. Rose invites Bosco to dinner, unbeknown to him with his brother. Fred is upset that Faith is partnering with Bosco again. A dead body is found, near signs that a drug war is starting. Cruz is miffed at being left out of a raid.
Questions are asked about why Cruz and Dade were watching Bosco's brother. Autopsy reveals that Dade was poisoned by Teflon on the bullets. Bosco searches for Mikey. Mikey says he was the driver, but not the shooter.
Bosco's father engages an expensive lawyer for Mikey. Kim gets caught up in a rave where anti-crime and the drug squad are making a raid, and a fire is started. Cruz continues to compete against the drug squad.
Sasha returns to work. Bosco prepares for his brother's court appearance. Sully's breakfast routine is broken when the owner of a restaurant he frequents is killed in a hold-up. Rebecca collapses, and it is found that she has been badly abused. The LSAT results arrive.
Sully and Ty discover a headless body in the trash. A new medic joins the team. Faith sits vigil with Rebecca, and tries to understand how a mother could allow this to happen to a child. Mikey is located.