Masatora just transfer to a new school, he is introduced by his teacher to the class. As he talks, Masatora tries to convince his classmates that he is bald, his argument seems strong, until his teacher pulls off his wig.
As he walks to his desk, Masatora meets the gaze of Lily, who is beloved by the whole class.
He ends up captivated by her dazzling eyes and begins to fantasize about a future together. Soon afterwards, he sees his classmate Hirota asking Lily out on a date, and been rejected without hesitation.
Later that evening, Lily and Masatora cross paths as he walks. In his mind, he thinks it might be fate calling.
Lily tells him they should walk and know each other. But as soon as they cross a street, a vehicle fails to stop and is about to run over Lily.
Masatora doesn’t think twice and intervenes to save her just in time. However, the incident reveals that Masatora is a demon, and instead of been afraid, Lily drags him to a nearby park to confirm it.
Lily asks Masatora if he’s not human, and inspired observing her composed demeanor, he decides to confess that he is a demon with a mission to complete on Earth.
Then, Masatora asks Lily to work for hell in their battle against heaven. He considers that a person like Lily would be perfect to motivate demons in their battle.
However, in an instant, Lily binds Masatora with mystical ropes and reveals to be an angel, and not exactly as sweet as she looks.
She insults him for seeking help from his worst enemy and decides to put a mystical collar around his neck to force him do as she pleases.
(愚かな天使は悪魔と踊る)