This can be a story of two people, or an entanglement of three people.
Youtian and Zining,
Still Zi Ning and Zai Zhong,
Who's the real one?
Who is destined to be with whom?
Their love is as common and recurring as the emotions of 6 billion people in the world.
Their love, and because of their own hope and waiting, is always sweet in the last aftertaste...