There are some pretty weird grown-ups living in Bailey City. But what happens when Mrs. Jeepers, the third-grade teacher, takes her students to Transylvania? Could Mrs. Jeepers and her family really all be vampires living in a haunted castle? The Bailey School kids are going to find out.

A field trip to Discovery Island means three whole days off from school. It's a kids's dream-or is it a nightmare? When a huge storm blows their ferry off course, the Baily School Kids find themselves shipwrecked on an islolated island with strange vampire-like inhabitants. Mrs. Jeepers doesn't seem too worried. In fact, she seems to know her way around the island very well. Could they be stranded on Vampire Island?