Synopsis: Sphinx failed his last assassination mission. Normally, the state dealt with such a failure easily - it executed the executioner. Since Sphinx is their top assassin, his controller, Janus, decided not to eliminate him, immediately. He sends him to a rehabilitation island called Gulag 7 where Sphinx must face 5 opponents: other government operatives who have been sent to the island for various reasons. Refusal to fight means death. Now, he must fight his way off the island.