"Do like a thing of older brother me?" The man and woman who lives under a one roof of marriageable age…. There is a secret to be able to say to nobody while the love to each other increases…meiho which it turns into frigid Elderly Sister, and becomes the outlet of the desire of the brother-in-law. An admirable figure of the meiho to endure desperately is unbearable to follow kizuna of the family!
