In his dream, Baku, now Village Person A, embarks on an RPG-like adventure with Sota, Tomoko, and the heroine Nem to defeat monsters. When Baku encounters a Nightmare, he transforms into Zeztz, but feels uneasy about the Nightmare's strange behavior... Meanwhile, Nox confronts Six, who has appeared to eliminate the traitor. He transforms into a Rider and challenges her to battle, but...!?