An innocent man has been accused of murdering three teenagers. Young detective Diana Wellman understands that high police officials are covering up the real criminal. She tries to conduct her own investigation, and she herself becomes a victim of corruption - her colleagues set her up and put her in prison. Now the only hope for salvation is a daring escape with Gail Rubin, who was sentenced to life imprisonment. Diana no longer believes in the law and intends to restore justice on her own...