故事发生前,城市平民贾大民正在家里酝酿着购买新床垫的计划;女孩林靖正和男友谈情说爱;一个刑满释放人员刚刚拎着行李走出监狱的大门;两个无业青年准备去见一个做律师的朋友,据说有笔生意要交给他俩……这些看起来素不相识的人都按部就班地过着属于自己的生活。直到林靖从天桥掉到贾大民的车里,这些表面上毫无关系的人竟纠缠在一起。谁都不知道到底发生了什么,为什么会找到自己…… Prior to the story, urban civilians Jia Damin are brewing at home plans to buy a new mattress; girl Lin Jing and her boyfriend love; a release of prisoners just carrying luggage out of prison door; two unemployed youth ready to see a Be a lawyer’s friend, it is said that there is a pen business to be handed over to them ... These seemingly unreached people all work their own life step by step. Until Lin Jing fall from the flyover to Jia Damin’s car, these seemingly unrelated people actually intertwined. No one knows exactly what happened and why did you find yourself ...