Rufus is a dog but turns into a human with a pendant. He meets a girl named Kat who asks him to go out. Kat is a cat who can also turn into a human as well.

Manny has moved to a new school, and it's not easy to fit in. After wishing he had more friends, Manny finds a mysterious collar and puts it on Rufus, the family dog. Suddenly, Rufus turns into a ...