Drunk on alcohol and emotions, the woman heats up her body. Tonight, a woman is swept away by a one-night stand... Sayaka (tentative), forty years old, divorced once, no children, operates a karaoke snack bar. 'Before I knew it, I was already 40... Sometimes I want some moisture as a woman.' She married a man she met during her event companion days and became a full-time housewife. Her marriage ended after ten years when his infidelity was discovered. After the divorce, she worked day and night to run a karaoke snack bar in the suburbs. Until the business stabilized, she worked tirelessly for two years, remaining distant from romantic affairs as a woman in her forties. 'I'm an M. In fact, I get excited when strangers torment me...' Feeling female pleasure after a long time, she releases everything on a trip with a man she just met. Declaring herself an M woman, she advances down the path of pleasure...
