Russ Duritz, a powerful businessman, is consumed by his work. But, thanks to the moon's enchantment, he meets Rusty, a chubby, lovable 8-year-old version of himself who can't believe he's turned out so horribly— with no life and no dog. Russ is able to reconcile the man he aspired to be with the man he has become thanks to Rusty's assistance.