Nana is taken by Ryo who says "let's check the inside of the warehouse together". One the other hand, her mother, Konome, is informed that Sato Ryo is pseudonym of Kubota Sou and he has a criminal record. Worried, Konome tries to contact Nana. Unable to get in touch, she calls Kujaku and asks her to go over. Kujaku goes over to Nana's house and asks Ryo a particular question...