Zookeeper 2 follows Griffin Keyes (Kevin James) as he returns to the Franklin Park Zoo after years of running a wildlife sanctuary. The story begins with Griffin being lured back by his animal friends, led by Bernie the Gorilla, who reveal that the zoo is under threat of closure due to financial difficulties. To save their home, Griffin must organize a major fundraiser while dealing with a rival zookeeper, Sebastian (played by Adam Sandler), who has his sights set on turning the zoo into a theme park.
As Griffin juggles planning the fundraiser, his bond with the animals is tested when their secret ability to talk is accidentally discovered by Sebastian. He exploits this to gain fame and further his plans, creating chaos for Griffin and the zoo. With the help of Kate (Rosario Dawson) and the animals, Griffin stages a heartwarming and hilarious final fundraiser featuring the animals showcasing their talents.
In the climax, Bernie faces off with Sebastian to protect Griffin, proving the unbreakable bond between humans and animals. The fundraiser is a success, saving the zoo and restoring Griffin’s faith in his calling. The movie ends with a hint of more adventures to come, leaving fans delighted.