I Really Love You, But...

The two, Natsuki and Naoto, have grown up together since kindergarten. As they grew older, things changed a lot. Naoto now instead of being a crybaby and shy child has become a formidable man, which makes Natsuki feel attracted without really knowing why. What will happen to the attraction that is starting to be fellt by Natsuki? If Naoto realizes..what will he do?