Part live-action, part animated story about a boy who, after an awful amusement park accident, gets a brain transplant, which allows him to see cartoon characters in real life.
In Taft, California, 1981, Johnny (Fred Meyers) is a unassuming baseball hopeful who turned against his stern and demanding father (Joe Estevez) and beat him to death with a baseball bat on a baseball diamond field. 17 years later, Johnny is released from the local insane asylum and begins a killing spree, with his father's ghost as an umpire.
Powerful businessman Russ Duritz is self-absorbed and immersed in his work. But by the magic of the moon, he meets Rusty, a chubby, charming 8-year-old version of himself who can't believe he could turn out so badly – with no life and no dog. With Rusty's help, Russ is able to reconcile the person he used to dream of being with the man he's actually become.
A businessman is reunited with the four lost souls who were his guardian angels during childhood, all with a particular purpose to joining the afterlife.