The aftermath of the ferry incident signals a clear shift in Kazuya’s feelings. Meanwhile, there’s a conspiracy brewing at the hot springs inn he and his family decide to visit.

Christmas rolls around with Kazuya not having met Chizuru for ages, and he sees something he never wanted to see.

On Chizuru's request, Kazuya goes on a practice date with Sumi, another rental girlfriend. Will he actually be able to help her and stay out of trouble while he's at it?