As Robby and Hatchi try to figure out why Hizakuriger is aboard their ship, they are force to land on Pluto. There, the pair are asked to do for Pluto what they did for Mars, only this time, there is another ad agency already on the case.

When Robby and Hatchi reach Haccone, they are unable to pass the checkpoint because they lack travel permits. While contemplate their next move, they visit the planet below and enjoy the hot springs, where they learn of a possible solution.