Keiko meets Shin-chan in Misae's absence and spends time with Shin-chan while waiting for Misae. On a Sunday, Hiroshi and Misae train Shin-chan for a race. But Shin-chan does not pay attention. During Shin-chan's sports event, Hiroshi shoots a video of Shin-chan to show Shin-chan's grandparents. But Misae captures Action Mask video in the cassette and puts Hiroshi's effort in vain.