The story takes place in the pristine jungle of Borneo. Bill (Johnny Messner) leads his expedition team through it, looking for a rare plant called "Blood Orchid". In records, blood orchids have the mysterious power that can make people immortal. The rumor that "almost no one has ever obtained it" has gradually made blood orchids become a legend. This time, entrusted by a famous pharmaceutical company, Bill and his party decided to unveil the mystery of Blood Orchid. As we get closer and closer to the goal, danger also comes unexpectedly. The power of blood orchids did not rejuvenate humans, but made a group of snakes fierce and terrifying. In order to move their huge bodies, they had to eat several times more food than before. The humans who came here took the liberty of visiting at this time became their best prey. On one side, there is the harsh ecological environment in the jungle, and on the other side, there is the vicious cannibal beast. His companions died tragically one after another. Can Bill finally protect himself and save more lives?