Yui, a simple lady. She had a secret sexual fetish. She has an extremely perverted exhibitionist habit of going out with no panties on and indulges in excitement with a casual look on her face. One day, Kenta, her husband's uncle, visits her house. During the conversation, Yui exposes her lower body under the table, reaches her orgasm, becomes unconscious, and collapses. Kenta witnessed her... to her Yui exposing her genitals in front of her