Ao Mayuzumi is 31 years old and has been married for seven years.She is from Setagaya Ward.Her husband is 7 years older and is currently 20 years old, so he is worried about his younger wife and is not allowed to play outside.She felt free only when she went shopping on her bicycle.Due to her age, she naturally doesn't have much sex with her husband, and she remembers the intense backing with her ex-boyfriend, a volleyball player she dated when she was a student.She wants to have hard sex again...and has applied out of rebellion against her binding husband.