Whilst playing his game, Yuto ignores Wanda who, along with Yuto's sister Yui, decides to go out and leave Yuto in peace. Later, Wanda gets trapped in a railway roller-coaster thanks to the Bugmin Bug-Railmin. Can Yuto stop Bug-Railmin and save Wanda?
In the episode
- Ignoring Wanda, Yuto was too busy playing his game. Leaving Yuto in peace, Wanda and Yui both go out into the playground, taking Yuto's Kamiwaza Power-Shot with them.
- Wanda finds himself trapped in a railway roller-coaster started by Bug-Railmin.
- Shuu gets picked up along with Wanda by Bug-Railmin.
- Yuto got his Kamiwaza Power-Shot back from Wanda.
- Yuto comfronts Bug-Railmin using Zuzumin and his droplings.
- Railmin gives Yuto, Wanda and their friends and Zuzumin and his droplings a train ride.
English dub changes
Note: All characters are listed in order of their first appearances in the episode. The time they appear is the time from the Japanese dub..