讲述一段外孙女与外公之间的亲情故事

A bullied teenage girl forms an unlikely friendship with a mysterious young man who protects her from her assailants, while she copes with the pressures of her final examinations.

The films spans two decades as the story unfolds in a series of flashbacks that begin when Qiyue and Ansheng were just thirteen. The two became inseparable until they met a boy who ended up tearing their lives apart.