Powerful businessman Russ Duritz is self-absorbed and immersed in his work. However, with no real life without a dog, he matches with Rusty, a chubby, charming 8-year-old version of himself that can not believe he can turn out so badly -- by the magic of the moon. With Rusty's help, Russ can reconcile the person he used to dream of being with the person he become.