When Shan Juan and Zhang Yuanyu first got together, they believed love could prove everything, that sincerity could overcome anything. But in just two short years, Shan Juan learned that love wasn't everything, and no matter how sincere you were, reality could still keep you apart.
Years after they separated, they meet again and realize they still love each other, so they decide to get back together. But time has done nothing to change the reason they broke up in the first place. An illusion of happiness isn't the same as a happy ending.