Misae hides the fancy cookies she bought for guests where Shin-chan can’t find them, but he soon hunts them down. A battle to grab the cookies begins! Later, they eat the cookies together. After school, Ms. Matsuzaka runs into Shin-chan, who asks to see her home. She says that it’s a luxury apartment, when in fact it’s old and run-down! Hiroshi and Misae get into a fight about money. Suddenly, Misae is missing. Could she have run away? Worried, Hiroshi and Shin-chan search for her. But, Misae sleeps in the cabinet.