Some monster has raided Quasimodo's kitchen and eaten all of the misfortune cookies, cursed cookies that Aunt Lydia had ordered to be locked away for good.

In 1895, Dracula builds a resort in Transylvania, hidden from the humans, to raise his beloved daughter Mavis in a safe environment. In the present, the place is the Hotel Transylvania ...

Mavis and the gang discover Quasimodo's secret recipe for dirt flambe which leads to uncovering an even bigger secret of his - that he's been hiding out for 50 years!