On his 21st birthday, Sam discovers his parents sold his soul to the devil before birth and he must now be a bounty hunter for the devil until he dies.On his 21st birthday, Sam discovers his parents sold his soul to the devil before birth and he must now be a bounty hunter for the devil until he dies.On his 21st birthday, Sam discovers his parents sold his soul to the devil before birth and he must now be a bounty hunter for the devil until he dies.