The Kitano couple is entering their third year of happy married life. To get back at her husband, who only goes out drinking and comes home late, his wife, Mina, decided to take English conversation classes. Mina felt a new vitality that she had forgotten in her married life with the gentle and passionate educational guidance of the black English conversation instructor. One day, Mina, who visited the black instructor's house, witnessed a shocking thick black penis... The hugely popular AV actress Mina Kitano finally unlocks her first black sex experience in her life and really cums!!