Based on historical records and folk legends, this film tells the story of Xu Fu's eastward migration, and tells the story of explorers during the Republic of China period searching for the legendary Xu Fu treasure on Penglai Island, and in order to protect the Chinese treasure and eliminate the JapaneseThe story of this spy. This film sets the protagonist Chen Qilong to leave the military and become an explorer due to his aversion to warlord melee, with commissions distributed to disabled soldiers each time. He also prefers to die togetherThe important plot of not letting the Chinese treasure fall into the hands of the enemy has shaped the image of a righteous and energetic Chinese explorer. The Japanese spy Yoshioka in the film takes China's treasure as an aggressive actionService, the evil deeds of aggressors are clearly exposed. Jinna, the daughter of a warlord, searched everywhere for treasure to help her father break free from Japanese control, and ultimately died with Yoshioka. This tragic ending also revealsThe warlord melee is actually a historical fact of proxy warfare among great powers.