阿乐是一个海豚的训练员，每天在海洋馆里和海豚打交道，也和海豚结下了深厚感情，在工作之中和海洋馆的保安杜治国成为了好朋友，两人有着一样的生活困境，同病相怜的两人拥有者共同的话题，他们也都在生活的逆境中不断挣扎，饱受生活的折磨。这天阿乐和杜治国，还有一个牙叔一起到外面吃饭，喝得头晕眼花，四肢发软的时候，一辆汽车忽然来到了海洋馆的门口，牙叔稀里糊涂就在上面签字，平时他是负责海洋馆里的鱼销售问题，可没想到这伙人竟然将海豚运走了。到第二天三个人酒醒的时候才发现原来弄丢了宝贝，但却没想到三个人竟然同时被误解为联合出卖了宝贝海豚，为了证明自己的清白，也为了让海豚早日回家，三个人赶紧踏上了寻找海豚的旅途

Ale is a dolphin trainer, he deals with dolphins in the aquarium every day, and has formed a deep relationship with dolphins. Became good friends with Du Zhiguo, the security guard of the aquarium. The two have the same life dilemma. The two people who share the same illness have a common topic. They are also constantly struggling in the adversity of life and suffering from the torture of life. That day, Ah Le, Du Zhiguo, and an Uncle Ya went out to eat together. When he was dizzy from drinking and his limbs were weak, a car suddenly arrived at the gate of the aquarium. Uncle Ya signed on it in a daze. He was in charge of fish sales in the aquarium, but he didn't expect this group of people to transport the dolphins away. It wasn't until the three of them sobered up the next day that they realized that they had lost the baby, but they didn't expect that the three of them were misunderstood at the same time as jointly betraying the baby dolphin. In order to prove their innocence and let the dolphin go home as soon as possible, the three I hurriedly embarked on a journey to find dolphins