李未阳（章宇 饰）骑摩托被撞，导致女友沈青（陈昊宇 饰）失去两颗门牙。他没钱，但一定要为女友装上两颗最好的门牙。为了这笔钱，他开始与肇事者，保险公司进行周旋。伤者与肇事者拮据但平静的生活被这场突发意外打乱。
Zhang Yu
Li Weiyang
Chen Haoyu
Shen Qing
Zhou Zhengjie
Zhao Yifan
Zhang Benyu
Xu Jie
Lian Shumei
Sister Yinyin
Wang Hao
San Yong
Guo Yue
Landlord Sister Xia
Guo Yiqian
Zhang Fan
Ren Ke
Technician A Dai
Mao Tao
A Leng
Miao Changjiang
Drummer A Gua
Hao Yang
Shen Qing's mother
Lu Xin
Doctor Lin
Ma Ming
Huang Dapeng
