Kiriko is unable to get intimacy from her husband, and her daily frustrations continue to grow. Determined to reconnect tonight, she boldly reveals lingerie to entice him, but he still refuses. Exhausted from work, her husband hasn't had sex with her for nearly three years, pushing Kiriko's sexual frustration to the brink. She runs a massage business from home, relieving her clients' daily fatigue. One day, a client arrives earlier than expected and catches her masturbating over the phone. From that moment on, her life begins to change dramatically.