Bruce (Jim Carrey), the big curmudgeon and loser, is famous for his hilarious reports on local television in Buffalo that make everyone else happy. He also has a lovely girlfriend Grace (Jennifer Aniston) who loves him for all his faults.
One day he gets fired from his job and has a terrible fight with Grace. Desperate, Bruce dares to reproach God himself (Morgan Freeman), blaming him for all his misfortunes and ruining his life. So he for a short period of time gives him all his supernatural power and sends him to improve the world himself.
Tak więc Bruce musi wreszcie zrozumieć, że nie łatwo jest być Bogiem i że nie łatwo jest dogodzić wszystkim ludziom…