A strong light brought eight people from five continents to an unknown place. They fell from a high altitude with parachutes on their backs and then fell into an endless rainforest. Among this group of people are Chechen soldiers, Israeli Defense Forces, Mexican special forces, FBI wanted criminals, the leader of the Japanese gang Inagawa, and a doctor who is incompatible with others. They don't know each other, and don't know why they were brought to this strange jungle. Under the leadership of Royce (Adrien Brody), everyone began to move towards the commanding heights, and finally found that they were on an alien planet. At the same time, ferocious and evil beasts attacked them one after another. Royce realized that they were just a group of prey selected by alien creatures, and this rainforest was the hunting ground of aliens. Faced with crises, these helpless humans had to face the huge, bloodthirsty Iron Warriors...