这部剧情片所讲述的是一个工人阶级的寓言，讲述了关于骑自行车的人还有三种蓝色以及一个美人鱼的阴影。

影片讲述小伟与自己女友一起生活的故事，在刚出狱时，小伟十分艰难地适应着独立的生活，自己的女友给小伟带来了新的希望。在小伟入狱之后，女友独自带着三个孩子生活，因为生活所迫，不得已放弃了自己，曾经十分热爱的事业，为了生计奔波。小伟如今需要融入新的社会规则之中，女友需要开启自己的生活，尽管活着十分艰难，却仍然相信有了小伟之后，生活会变得不一样。十分窘迫的情况下，两个人也没有因为搭伙生活有任何改变，小伟失去工作，女友因为对工作感到厌恶，辞职愤怒之下女友选择到洛杉矶寻找新的出路，小伟也面临着某种选择，成败关乎着自己今后的命运。

This drama is a working-class parable about cyclists and three other Blue and a mermaid shade.

The film tells the story of Xiaowei living with his girlfriend. At that time, Xiaowei had a hard time adapting to an independent life, and his girlfriend brought new hope to Xiaowei. After Xiaowei was imprisoned, his girlfriend lived alone with three children. Because of the pressure of life, she had to give up the career she once loved very much to make a living. Now Xiaowei needs to integrate into the new social rules, and his girlfriend needs to start her own life. Although life is very difficult, I still believe that after Xiaowei, life will be different. In a very embarrassing situation, the two of them did not change their lives because of their partnership. Xiaowei lost his job, and his girlfriend resigned because she hated the job. In anger, the girlfriend chose to go to Los Angeles to find a new way out. Xiaowei also faced a certain choice. , Success or failure is related to one's future destiny.