adult cast adventure artificial intelligence based on a novel conspiracy contemporary fantasy crime crime fiction detective detectives drama dystopian episodic found family future gender bending genius gods guns idol japan magic male protagonist military monster monster boy monster girl mystery noir noitamina novel ojou-sama plot continuity police politics post-apocalyptic present primarily adult cast prison psychological robots satire sci-fi seinen shapeshifting stoic hero suicide super power supernatural supernatural drama terrorism twisted story urban urban fantasy war work writing