during the end near the point of something happening within a few days Kai is murdered after a huge villain tried to take over Ninjago that villain had one more worker and that person was an assassin he killed Kai out of Cold blood to try and get rid of the elemental power of fire but it didn't turn out the way the guy wanted it you are the next elemental master of fire you're just a kid you don't know what to expect when you're older so you're scared and nervous and when your power well activat