After saving Kurahashi, Naoto tells her to quit her research and find somewhere safe to stay. That same night, Naoto has a dream where he's married to her, but Naoya's nowhere to be seen. When he wakes up he hears soemthing outside. It's Kurahashi. She tells him that she needs someone strong like him in her life, and asks him to live with her. But Naoto couldn't part with Naoya so he tells her he can't. The nest day Kurahashi lies and tells them that she stopped her research. Naoto see's right through it and confronts her. Kurashai's assistant goes to get them drinks, but something's wrong with him. He poisens the drinks.