The film selects a rare "shark" theme in China and tells the story of swimmer Ming Xuyang (played by Fang Lishen) and ocean park trainer Qi Huan (played by Zhou Weitong) who accidentally fall into a huge conspiracy involving blood sharks.
The film selects a rare "shark" theme in China and tells the story of swimmer Ming Xuyang (played by Fang Lishen) and ocean park trainer Qi Huan (played by Zhou Weitong) who accidentally fall into a huge conspiracy involving blood sharks.