Crossing the Bridge of a Burning Friendship.The Daimaō demands that Haideyansu and Yordas stop failing in their attempts to stop Chacha. Meanwhile, Chacha and her friends come upon a narrow but very deep valley, and only way across (short of climbing down into the valley) is abridge which has been destroyed. They try several ways to cross it, but none of them work. Haideyansu and Yordas disguise themselves and "sell" a powered balloon to Chacha and friends for free. Partway across the valley, however, the balloon explodes and the fall into the valley, only to get caught on a very long log being held out by Riiya's grandfather...