Minori is a young lady. Her classmates envy her, but she has a strict and mean old woman at home, and for some reason her mom and dad are worried about her. One night when her mom and dad are out, after eating the unpleasant food her old woman made, her body starts to itch and she starts scratching it. Even her face starts to age rapidly, so she goes to see a doctor called Mushiya, who is also an insect dealer. The heartbreaking and terrifying volume 4 of the insect horror series brought to you by the master of splatter horror!