Ordinary life was suddenly broken. After a strange accident, he came to the city with memories and power that were not of this world. Unfamiliar rules, broken clues, and interdimensional enemies chasing him forced him to hide his identity and survive in the gap between reality and other worlds. As the truth was revealed layer by layer, he discovered that his arrival was not an accident, but a fate that had already been determined. When the door to the two worlds slowly opens, he is both the breaker and the most dangerous visitor from another dimension.
