"It's Eri's dream to marry her brother in the future ..." said her dear sister Eri, who dyes her cheeks and smiles cutely. Eri greedily asks for her brother's semen in her womb when she wants a bond with her favorite brother. He plans a skillful strategy to tickle his brother's propensity, and sees his brother's erection, which has lost his sister's obscene temptation, and hugs him down with joy! ??