Hajime, a young man who has returned to his hometown from Tokyo, heads out to explore a cave with his childhood friend Umi and five others on a local mountain, Mt. Shirao, which is famous for its legends. However, it turns out to be a different world where something spectacular and unprecedented awaits them…!? Is it a monster or a god protecting this area? The despair the group witnesses as they advance through the lightless hole is…! A new release from the animal horror master Okada Takuya, a shocking caveman panic grandly appears!

A father and daughter find themselves lost in a nightmarish gathering—a grotesque banquet where figures draped in animal forms feast. But here, humans are livestock. Human flesh is the main course. The ones who operate this "human farm" are not quite beasts, yet neither are they human. They are something else entirely. The unlucky pair is about to experience the most horrifying "hospitality" imaginable. Meanwhile, Nero, a wildcat laborer at a farm, encounters the village's enigmatic leader, a deer-man named Ernest. Their meeting stirs something deep within Nero—a buried memory long forgotten...

Genghis Khan was the greatest hero in human history. This story illustrates the miraculous events in the breathtakingly vibrant life of this man who tore across the steppes, awash in turmoil and war, as the ruler of his people! This is an authentic historical novel depicting Genghis Khan's sweeping military rule from his childhood onward!