When an inmate escapes prison, the Squad leads a statewide search to capture the man before he can cross the state line.
The Squad pulls out all the stops to break up the flow of drugs into the prison, using all the techniques a regular police department on the outside would use, only in a much more dangerous setting.
The Squad decides to crack down on the head of a dangerous gang who is running his operation on the outside from inside the walls of the prison, using a cell phone.
Special Agent Joe England has a mess on his hands after a prisoner passes out with a shank hanging from his belly.
An inmate's family members start receiving threats of violence which causes the Squad to investigate an extortion operation that may have ties to the Crips.
A death threat is delivered to the warden via letter which sends the Squad into high gear, trying to identify the killer before he can strike.
The Crips allegedly have a pipeline of heavy drug smuggling from the outside into the prison and it's up to the Squad to break it open and stop the flow.
Following the death by stabbing of an inmate, the Squad goes into action collecting information and forensic evidence as to who may be the killer.
Prison tension rises when two rival gangs clash, leaving a member of each with near fatal stab wounds.
In the slammer, strong prisoners make the weaker ones hide their drugs, just in case they are discovered. Occasionally, a prisoner will turn and become a confidential informant for the Squad, risking his life doing so.