A not so secure penitentiary, is as easy to get out as to gain entry, has an imitating inmate, who mimics impersonates, he's the person who acts as the places sentry.
Visiting a not so secure asylum Kirk and Spock find a delusional ex Starfleet captain running the place.
Visiting a not so secure asylum Kirk and Spock find a delusional ex Starfleet captain running the place.