In the year 3055, alien beasts reduce humanity to mere livestock and pets, pushing the species toward total extinction. Bottom-tier youth Lin Xiaoran breaks this cycle by awakening the ancient Gluttony Taotie System. He survives the lethal death lab and carves a bloody path through the Dragon God Tower. By devouring gods and demons, he seizes supreme power for himself. His roar shakes the universe, signaling that humanity has returned.