Leo and Tig set off on a long journey to Lake Baikal to bring home the lost seal, Luffy. Along the way, they meet new friends: the red panda Ju and the monkey king Wukong, and also encounter the evil horse herd leader Tengri Khan, who dreams of capturing the seal himself. After all, whoever returns Luffy will be rewarded with any wish granted by the master of Lake Baikal, the great dragon Lusuda.