The Federation agent Mike Colby is sent to the remote planet Xarbia to attend the call of scientists. Mike learns that the lethal genetic experiment Subject 20 that was created by the scientists has become dangerous. Mike wants to terminate Subject 20, but the responsible for the facility, Dr. Gordon Hauser, is reluctant to destroy the experiment. However, when Subject 20 gets loose from his cage, he begins to kill the personal of the facility.
Keywords: forbidden world