Kai is the brother of Kristopher and Kodi, the protaganist of the trilogy. Kai has a sound mind and is a smart dog, he is very resourceful and courageous. He is known to get out of sticky situations with ease. He is very skilled with two swords, which is quite a feat when you are not bipedular! He knows how to use virtually almost every weapon and finds that being a brother to two crazy dogs of different types is not wasy being the peacemaker.