A working-class housewife won a prize in the bikini category at a well-known bodybuilding competition. To address her lack of sexual activity, she developed a perfect physique. Kazuya Takashima, 31 years old, debuted in AV (SDNM-535).

Kazumi Takashima, a part-time housewife married for four years, started working out to alleviate the emptiness of her sexless marriage. Unexpectedly, she became increasingly addicted and eventually stood on the competition stage. The pleasure of displaying her body and being praised in front of others awakened her. In her thirties, she was at the peak of her sexual and physical maturity. How could she bear being without anyone to have sex with? She secretly filmed videos without telling her husband and family. She knew she shouldn't do it, but she just wanted to be honest with herself for once.