Kuzco's class is assigned to research their family tree. When Kronk asks his father, he discovers that he is actually from Kronkenitza, which causes Kuzco and some other kids at school to make fun of him for being different. Even Yzma wants in on the fun, so Kronk decides to leave and go to Kronkenitza. However, his leaving may not be a good idea, as soon his friends begin to miss him when some terrible things begin to happen. Meanwhile, Yzma's latest destroy Kuzco scheme involves cloning herself to win a contest.