June, the main character, is a creative and curious girl who loves to invent and build amusement park rides with her Mom. But when her Mom falls ill and has to leave for treatment, June becomes withdrawn and loses her love for creating. One day, she stumbles upon a hidden entrance to a magical amusement park that she had created in her imagination - Wonder Park.
The park is inhabited and operated by a group of talking animals that June had also imagined and they welcome her with open arms. However, it becomes apparent that the park is slowly falling into disarray due to neglect, and the animals struggle to keep it running smoothly. Eventually, it becomes clear that a dark force is threatening the park and the animals need June's help to save it.
Together with her new furry friends, including a hilarious and lovable bear named Boomer, a wise tiger named Greta, a warthog named Steve, and a beaver named Gus, June embarks on a thrilling adventure to save the park. Along the way, they must navigate through obstacles, outsmart scheming chimpanzee named Peanut who wants to take over Wonder Park, and discover the true source of the park's magic and how to restore it.
Throughout the movie, June learns the importance of imagination, perseverance, and friendship, and rediscovers her passion for inventing and creating. Wonder Park is a heartwarming and visually spectacular film that will delight audiences of all ages.