Dan is a care-free angel who always gets into trouble. In order to return to heaven, he is tasked with a mission to find true love for a cold and single-minded ballerina Lee Yun Seo, but ends up falling for her himself.

Dan is an angel. He is also a troublemaker and also an optimist. Yeon Seo is a ballerina who does not believe in love. Dan then receives a mission. If he succeeds, he can return to Heaven. His mission is to find true love for Yeon Seo, but Dan soon falls in love with her.—AsianWiki