The concept was to take three rebellious, disaffected young social outcasts and convince them to work as unarmed undercover detectives as an alternative to being incarcerated. Their youthful, hippie personas would enable them to get close to the criminals they investigated. "The times are changing," said Captain Greer. "They can get into places we can't." Examples included infiltrations of a high school to solve a teacher's murder, of an underground newspaper to find a bomber, and of an acting class to look for a strangler who was preying on blonde actresses.