Sana, who works part-time at a family restaurant, continues to live a life of misunderstanding with her husband, and she feels she has no place in the home as a wife. One day, she is invited to a party by Takuya, a part-time worker at her workplace. She steps into his studio apartment. In the middle of a friendly conversation, Takuya suddenly looks at her with a serious expression. "I've liked you, Sana, for a long time." He knows he shouldn't cross the line...