The film 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.

How does a “mental patient” live in a normal world? Wang Zhantuan (Ge You) is a strange man in the world, occasionally crazy and eccentric, but uniquely sane. Zhou Zheng (Wang Junkai), a sensitive and silent teenager who is self-absorbed due to his stutter, but has a silent backbone. The two misfits make a big family headache and farce ...... This movie is adapted from the short story “Immortal Disease” written by Zheng Zhi.