Kazuki's world unravels further in the wake of the damning DVD, leaving him isolated as he struggles to process its revelations about those closest to him. His sister Rinka senses his growing despair and reaches out, yet her concern only deepens the questions swirling around his childhood friend Otome. As tensions mount between lingering affection and painful doubt, Kazuki must confront how one discovery threatens to sever the bonds he once held dear.