When Van Helsing's mysterious invention, the "Monsterfication Ray," goes haywire, Drac and his monster pals are all transformed into humans, and Johnny becomes a monster. In their new mismatched bodies, Drac and Johnny must team up and race across the globe to find a cure before it's too late, and before they drive each other crazy.

Drac tries out some new monster pets to help occupy Tinkles for playtime.