Return To The Soul Gate

In 1939, the Japanese army dug 800 meters underground under the center of "e;H City"e; to build a huge fortification fortification that was appalling. No one knew what was hidden inside. Many years later, a mysterious exploration team wearing white robes on a mission was ordered to conduct an exploration of the area. The mission code was "e;Rashomon"e;. They finally came to the bottom of the underground fortifications left by the Japanese army with the most advanced equipment at the time, but they discovered a terrible secret that greatly subverted human cognition...