This film tells the story of Chen Zheng and others fighting against profit seeking snake hunting gangs to protect the environment and endangered pythons. Chen Zheng, a retired special forces soldier and national snake data collector, along with Zhou Xiaoxiao and Ma FenI went to Snake King Island to collect data, in preparation for the future classification of Snake King Island as a nature reserve. However, during the process of collecting data on the island, I encountered a vicious snake hunting gang led by Jin Laosi, and both sides launched a conflictA series of struggles, as the python laid eggs, the two teams engaged in a desperate struggle. In the end, Chen Zheng and his team successfully left Snake King Island, while the greedy Jin Laosi also threatened to use Zhou Xiaoxiao's lifeWhen exchanging for a small python egg, he was swallowed by the python and suffered the consequences. In the end, Snake King Island was designated as a snake conservation area, and Chen Zheng and his three companions also protected ecological peace and the natural environment.