After Nick has a bizarre, unsettling vision, he and Hank find themselves on a case that takes them into the world of boxing. Trubel finds herself under the watchful eye of Agent Chavez before jumping into the ring to help with Nick's investigation. Meanwhile, Monroe and Rosalee get some unexpected help in figuring out a way to restore Nick's Grimm abilities. Elsewhere, Adalind encounters a mysterious visitor in her dungeon cell.