"A whiz with his studies, engineering student Keiichi Morisato doesn't demonstrate the same prowess with the ladies. But one fateful evening, a wrong number puts him in contact with the "Goddess Hotline." One wish later, Keiichi finds himself blessed with Belldandy, the perfect girlfriend and an honest-to-goodness goddess. Unfortunately, she doesn't have any idea of how to act in the human world, and her presence quickly upturns Keiichi's world."