Constantly bullied due to her weight, Maki decides to go on a diet. She soon becomes slim and beautiful, drawing the envy of all her classmates. However, her weight loss does not stop there; she grows thinner and thinner... until she is nothing but skin and bone. Other stories include the slug girl's revenge, the secret sister that Ms. Numata hides from the world, the red satchel that mysteriously appears at school, and Caterpillar, the nickname given to Mayuko because of her love for the creatures.