Yuria was once living a wild life, but after marriage, she settled down and became a modest wife. Suddenly, she receives a transfer order for an overseas assignment, making it necessary for her to learn English. Embracing this new challenge positively, she begins taking lessons from Robert, an English conversation teacher. As their studies progress, she's invited to dinner meetings, marking the start of enjoyable days. However, as she repeatedly fails to return home on time, her husband's heart begins to slowly waver.