Wang Xiaoan and He Feng, once first loves, reunite years after a breakup due to a misunderstanding, both facing career challenges. Their reconnection sparks playful conflicts and a chance to rekindle their romance. As new relationships and complications unfold, their journey becomes one of second chances and self-discovery.

平平无奇的大四男生王新远为了混进毕业舞会向暗恋女孩表白，误入三天两夜的癫狂冒险。

甘肃西部小城，中年男人老郑遭遇离婚失业，落入人生低谷。一次意外的发泄之举，却让他成为了当地的直播“网红”——“街道侠”。被嫌弃了大半生的老郑，初次尝到红了后被关注的甜头。机缘巧合下他与中学生亮亮结识。一个是孤独的中年男人一个是无家可去的少年人。两人一拍即合在小城里四处惩治不文明现象，很快便建立起如父如子般的另类友情。老郑从小到大被人欺负的命运似乎要迎来转机，可他越来越暴力的直播方式让他和亮亮的矛盾在暗处悄然滋生……陷在狂喜和自嗨中的老郑将再度面临人生的另一次崩塌……