Daffy Duck, Sylvester the Cat, Tom and Jerry, Porky Pig, Woody Woodpecker, Lola Bunny, Luz Noceda, Amity Blight, Willow Park, Gus Porter, Anne Boonchuy, Sprig Plantar, Marcy Wu, Sasha Waybright, Polly Plantar, Cricket Green, Tilly Green, Remy Remmington, Gloria Sato, Dipper Pines, Mabel Pines, Soos Ramirez and Wendy Corduroy as mystery solvers and that the team split up to do their own things but they all come together again to solve a real ghost mystery. The gang of sleuths gets more than they bargained for when, on Moonscar Island in the Louisiana bayou, they find themselves among worshiping and killer un-dead werecats and a swarm of zombies.
