Namgung and Mi-do first met at the age of seven and began dating at twenty-six. Now in their tenth year together, the love they once believed would last forever begins to buckle under the weight of time. As their relationship changes, they are forced to confront the realities of love and life.

After ten years together, Mi-do and Namgung are struggling with their break up. Not even a romantic couples event can rekindle the spark between them, yet memories of the love they once shared keep pulling them back.