The person with the brightest smile hides the saddest frowns and tears. But what if you really encounter someone who's described like that? Nathan Kade, a normal male student, finds a new classmate inside their classroom, Azure Scavenger. Nathan is known for being smart, rich, but cold hearted. That day, he finds himself seated beside his new classmate, Azure. Azure good-average grades, but she still smiles like nothing really is happening. She is one cheerful girl seating beside the top student of the school. Azure gets to know everybody in the school. The school is very alive when she's around. But wait! One afternoon, Nathan follows Azure to a strange room, and finds her crying a lot like the whole world will vanish soon. Will Azure be able to open the cold hearted fool's heart? Or will she continue to suffer on the inside? Will Nathan be able to stay by Azure's side during bad times? Or will he just be able to watch her suffer?