Nathaniel Messinger is a fallen angel who choose to fall so he could experience the human experience of love after falling in love with his future wife. The fallen angel choose Messinger as his last name because as an angel he was a messenger of God. When Seth (nicholas cage), an angel, falls in love with Meg Ryans Character, Nathaniel Messinger decides to take him under his wing and give advise from a fallen angel to an angel who is debating to fall.