[Machine Translation] Here at KIMETSU GAKUEN, a private integrated elementary, junior high, and high school, there is always a great deal of excitement over cleaning the staff room and Halloween pumpkin battles! Then one day, Kanawo's hair ornament goes missing! Kanae and Shinobu and her sisters have matching hair ornaments, and they are very precious to each other... what should they do? This is the third volume of the slapstick school comedy!