A hundred years ago, black cracks appeared in the sky all over the world at the same time, which humans called "Heaven's Gate". Since then, the real world has continued to overlap with special spaces, forming the [Disaster Realm], collectively known as "Copy" among the people.
There are monsters, ruins, rule fields, unknown technology, disaster materials, and destroyed cities in the dungeon. Humanity has obtained life ring technology, martial arts system and extraordinary equipment from the dungeon, thus entering an era of high martial arts for all.
Human beings have always believed that disaster is invading the earth. The real answer is:. . . .
AI text. Thunder's running. .