H-cup married woman Mio takes a late-night part-time job to support the household after her husband becomes a gambling addict. The store manager, who loves big breasts, hires her purely for her looks. He makes her wear see-through shirts and tight uniforms that no other staff would wear, then starts groping and devouring her huge tits. She tries to endure it, but the long-forgotten pleasure of sex begins to awaken inside her…