Metal-loving gamer geek Scott lives with his ornery grandmother and works a lousy job at a donut shop. But every Tuesday night, he is the omnipotent Game Master, guiding his role-players through a tabletop journey of fantasy and adventure. When neo-nerd hipster Miles joins his game, Scott begins to resent the admiration Miles receives from other players. To make matters worse, his grandmother gets sick and his mom shows up. Caught in a spiral of rage and delusion, Scott is forced to take drastic steps to reclaim his honor, and his identity as the Game Master.