Hakuba Reiji was born with a rare condition that makes him look incredibly attractive to all the girls around him. And as he's turning 18, he discovers to his shock that this is not limited to human girls, as the Cupid princess Kokoro Roko Rokoko also falls for his charms.<br /><br />The only girl who's seemingly imune to them is the one he actually has a crush on: his childhood friend Shizuku.