Whispers Of Time

Luna was suffering from a disease and after she went into the Moa, someone bumped her. It was Kai. They we're classmate and they love teasing each other. But Luna didn't know that Kai was slowly falling inlove with Luna. But Kai didn't know that Luna is secretly inlove with him.

Luna died because she suic*de not because of her disease, because Kai was kissing another girl and it's her bestfriend.