Misae tries hard to lose weight and plans a diet. But she fails to resist her food craving and eats stomach full. The school organizes an athletic training for its students. At the end, all the students get a pack of snacks as a reward for completing the given task. While Hiroshi sleeps, Shin-chan trims Hiroshi's eyebrows. Later, Misae and Shin-chan come up with ideas to rectify the problem.