日向 四郎

The game's protagonist. His parents died seven years ago and he was adopted by the Hinatas. He loves them as real blood-related family and because he already lost family once, when it comes to his family, he becomes hot headed.

Recently, his adoptive mother, Sakura, has been doing a lot of over-times in order to make money so Shiro and his sisters may enter university, making him and his sisters worry about her health. At this time, Sawako, his mother's little sister, shows up and says she wants to become his legal guardian, so he should move in with her. His family opposed the idea but he's worried about Sakura. Now he has to make a decision.