Hina, troubled by dissatisfaction in her marriage, finds herself trapped in daily monotony. Concerned for her well-being, her coworker Yuta offers support at work and eventually invites her to his place. Hesitant but curious, Hina steps into his home. There, she's left speechless by his sudden confession. Yuta's passionate feelings stir emotions she's long been missing in her relationship with her husband. Torn between anxiety and longing, Hina weighs fleeting pleasure against the struggles of her married life. That night, she makes her choice.