Dr. Slump: Arale-chan N-cha!! Wakuwaku Heart no Natsuyasumi

The Norimaki Family, the Soramame Family, Suppaman, and Dr. Mashirito end up coming to a summer resort which is really a haunted castle filled with monsters.

While enjoying the many facilities, such as the arcades and hot spring baths, they all end up falling into the clutches of Vandora, a female vampire who intends to feed off them.