In the future world, the oceans have desiccated, yet the seabed preserves the historical memories of the planet. The appearances of all things differ greatly from the present time. The descendants of humanity find themselves trapped within a colossal circular mountain, unable to find any means of escape. However, within this place, there lies an enigmatic colossal stone gate on the mountain wall. The inhabitants inside the circular mountain remain oblivious to the outside world, living generation after generation in seclusion. Over time, they have developed vast cities and an inevitable hierarchical system reflecting the desires of the human heart. The two protagonists also live within the mountain, a seasoned scholar and his assistant. as a scientist and their mission to unravel all the mysteries, they embark on a journey towards the colossal stone gate, firmly believing that the only way out lies beyond it. Moverover the perils that lie ahead on their path, they are certain that the answers will be found at the journey's end.