Dungeon Invasion World

Underground cities have invaded the real world, and cities have actually become integrated with underground cities? ! Minotaurs, goblins, cat demons, zombies... Monsters that were originally difficult to deal with in the game have come to reality, and they are so powerful that it makes people despair! Han Yu from the 21st century accidentally traveled through time and was surprised to find that his warehouse was filled with all his equipment... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.