Jaded 74-year-old lizard Leo has been stuck in the same Florida classroom for decades with his terrarium-mate turtle. When he learns he only has one year left to live, he plans to escape to experience life on the outside but instead gets caught up in the problems of his anxious students — including an impossibly mean substitute teacher.

The parents of a soon-to-be married couple make the final preparations for the wedding ceremony.

When the old-old-old-fashioned vampire Vlad arrives at the hotel for an impromptu family get-together, Hotel Transylvania is in for a collision of supernatural old-school and modern day cool.