Hoffs is suspended from the force when while working undercover in high school she is forced to take a mandatory drug test and the results come back positive.
Doug has a strained reunion with his estranged younger brother Joey when Joey is assigned to the Jump St. team. Doug comes to his aid after Joey is brainwashed into joining a religious cult he was investigating.
Doug and Joey enroll in a wilderness camp for troubled teams to investigate a murder that happened there and find themselves constantly in trouble with the ex-marine who runs the place.
Doug is seriously wounded while on a case and while the doctors try to save his life he enters limbo where the people he meets there cause him to reconsider his choice of career.
Mac has to date a daughter of a reputed drug dealer in a confidential FBI case at the same time he is trying to rebuild a relantionship with an old flame.
Mac and Joey try to find the responsibles for vandalizing elderly homes. The problem is that one of the prime suspects is the son of Fuller's girlfriend.
Hoffs is charged in a civil suit for a man she has arrested for solicitation. At court, she has to confront the man and his representative, her boyfriend's vindictive ex-wife.