Threatening! Drift Thunder Tomica!.Ikuzou learns from the workers that the Earth Cave still needs time for repairs to be complete. On top of that, they're trying to make it sturdier than before. Meanwhile, Raiga and Kuga overhear Bariki loudly freaking out, and go to find out what's wrong. He states that he completely forgot about Drift Thunder Tomica. Bariki explains to the others the power of Drift Thunder Tomica, which works roughly as the name implies, using thunder power when the driver makes Drifts. Go attempts to explain to Raiga how a drift works, although he doesn't really understand the explanation...