Rinko (Yoshimi Yokosuka), a former teacher who married Katsura (Akira Tanimoto), the father of her student Shin (Ryosuke Suzuki). Sagawa was secretly meeting at the hotel after stealing. Sagawa was screaming from Rinko and was aiming for the property of the Katsuragi family. One day, while on a business trip to Katsuragi, Rinko confesses that she likes Shin.