Today, she lies about going out until evening and shows up without panties—Keiko, a fair-skinned, beautiful married woman with flawless skin. She's been in the habit of going out bare underneath since childhood, and just can't seem to break the habit. Even though she says, "It's my fertile period, so please pull out," she gives in to temptation and surrenders herself to pleasure, driven by raw instinct. Watch this lustful, passionate housewife succumb to desire on her most fertile day.