The Sunseaters blame the Boonboomgers for Madrex's death and attack them with their own version of the Boonboom Trailer. In response, the team fields their new vehicle, the Champion Carrier to stop them. Meanwhile, the leader of the Hashiriyans, Waruido Spindo, finally makes a move.

Mira's friend Aki Nogi is envious of Mira's life as a Boonboomger, until she gets the opportunity to experience it first hand by transforming into Bun Pink too.