Tina is a new attendant at a luxury soapland. Trapped in a lonely, distant marriage, she desperately misses even the temporary warmth of naked human contact. One day a young man named Shinohara visits her. His gentle, unassuming personality makes Tina treat him not merely as a customer but as a woman responding to a man. As their tongues mingle with hot saliva and their heartfelt kisses deepen, genuine feelings begin bringing them closer—though their relationship cannot remain simple.