Married woman Reiko Kobayakawa, struggling to balance her duties as a housewife with her career, begins searching for new employment opportunities within her limited free time. Eventually, she lands a part-time non-regular position at a local company. But her male superior constantly leers at her body with perverse intent. One day, he calls her in to discuss revising her employment contract—his words sounding more like a sexual demand. Reiko is then subjected to lewd sexual harassment, her body groped and violated by his fingers. Trapped in a vulnerable, non-regular work status, she finds herself powerless to resist as her boss continues his relentless advances.