"Ma... Masaru-sama..." Kyoko Aso, a beautiful mother of a motherless family with a somewhat sad expression. She was always at the mercy of our "tyrant" son Masaru. Masaru strictly checks her mother's underwear and makes her change them in front of her. Kyoko is swept up in a master-servant relationship that can no longer be overturned, but gradually she becomes impatient for her son's orders...
