A cup of offered tea makes Tang Yutang see clearly the hidden dangers in a three-year relationship. On the day of her wedding, facing the mother-in-law and daughter-in-law conflict and her husband's hesitation, she ultimately chooses to leave. Afterwards, the marital home, betrothal gifts, and family disputes appear one after another; she does not fall into quarrels, but instead preserves evidence and clarifies the facts, facing life's changes with rationality and rediscovering a future belonging to herself.