In the depths of the mine, a dwarf was working with wild tenacity, hitting the ground with a pickaxe with rhythmic fury. But soon his labors were prevented by an unpleasant invasion. Every day a swarm of cockroaches began to crawl out of the darkness, their scurrying paws and twitching antennae constantly irritated the dwarf. The patience of the brave miner broke down, and he decided to take decisive measures against the pests that invaded his underground possessions.