"Zombie's village has gone through some major changes. All of sudden, all the houses in his village have mushroom tops, and big green pipes started popping up on every street. And if that wasn't weird enough, two strange looking plumbers have been snooping around looking for a princess they lost. Join Zombie and his friends as they take a trip "Down the Drain" to help these two brothers rescue their princess from their scariest villain yet!" -- Back cover.