Monster Season 1 Episode 36 The Monster of Chaos ( Air Date 2004-12-22 ) Genre Animation, Drama, Crime, Mystery category. Overview "Dr. Reichwein reveals the true nature of Johan to Mr. Schuwald. Dr. Tenma gets ready to assassinate Johan. Lunge concludes that Dr. Tenma will kill Schuwald next. Lotte confronts Nina about Johan.".