Introduction：There is a secret snake breeding base on the mountains in the suburbs of Haixi City, where the owner indiscriminately feeds high hormone feed, causing the snake population to gradually mutate. One day, a fierce group of snakes escaped from their cage and began to crazily attack the humans at the snake breeding base. meanwhileThe snake pack also crawled towards a flight attendant school not far from the snake breeding base. The school is preparing for the graduation ceremony, and students who are unaware that they are about to face danger are still participating in the school's professional skills competition.Snakes secretly swarmed into various places of the school, and several girls were bitten by the snakes. The screams alarmed the entire dormitory building, and the girls scattered and fled. Security guard Liu Chao rescued the flight attendant trapped by a group of snakesLi Mengna, a vocational student, was stopped by the principal when they tried to notify all teachers and students to evacuate urgently. In front of everyone, the giant black snake devoured the principal in one gulp, marking the beginning of the human snake survival escape. Seeing the Learning of Giant SnakesThe students fled in disorder, and Liu Chao and Li Mengna decided to step forward and lead the other girls to escape the crisis of the snake pack.