 An unusual patient in Community general is the "Masked Magician", who reveals magic tricks in highly rated specials on Pox TV, but got wounded by a real arrow because of sabotage. Meanwhile rival channel GBC prepares a series "Doctor Danger", supposedly based on Mark Sloane, but when shown the pilot he refuses to have anything to do with this mockery; Jesse however accepts to write scripts for it. Shortly after, both the masked magician -who unveiled himself to become irreplaceable- and Mark s character  Dr. Danger  are murdered on the set. Mark tricks the first killer, but accepts that motive doesn t hold true for the first, so a second murderer must still be out...