After Harold comes home from surgery after eating a soccer ball, Chester and Bunnicula commit to helping their friend get some rest and read him a bedtime story. But after a monstrous hybrid of a spider and a lamb emerges from the book, they’re afraid their immobilized friend will be eaten! Bunnicula and Chester team up to save their friend.

After Mina and her friends try to invoke Bloody Mary in the hall mirror, Harold discovers that they’ve actually conjured a mud monster that he’s super excited to introduce to his friends.

When Chester feeds Bunnicula garlic as a way to remove his vampire powers, the bunny’s fur falls off and he becomes a cute, dancing skeleton. But after Chester realizes that Mina’s heart will break if she realizes Bunnicula is a real vampire, he and Harold must cover up the problem.

A screaming spectral bear named Siobhan arrives at the apartments, and Bunnicula discovers she is scared of non-supernatural creatures.

Chester feeds Bunnicula mixed vegetable juices to get him to clean the house.