The beautiful owner of a silver mine in Mexico asks an employee for help when bandits keep robbing her shipments.

The gang is sent to the Wilton Reform School after they are unjustly convicted of stealing a truck. Bill Collins, brother of co-leader Danny, becomes involved in a killing and, while also innocent, is convicted and sentenced to death. Through a series of events, Muggs, Glimpy, Danny and the rest of the gang, learn that Knobby, a henchman of Luke Manning, knows something about the murder.

A scientist keeps his wife young by killing, stealing the bodies of, and taking the gland fluid from virgin brides.