Moderately inexperienced, Ken serves as an apprentice to a more jaded, battle hardened swords master names Jiin. Together these warriors scour the vast landmasses if Planet Zi to repell the coming infestation of Bio-Zoids. A prophecy which was being fulfilled in where these creatures would bring about the end of civilization.
Though Jiin and Ken often were seen traveling alone, they in fact were part of a bigger team, which grew to a new member during their latest mission. Their leader, by the name of Seki had orders and Intel to give to an elder man named Hakufuu. On their arrival, Ken was spotted by a small Liger Blueand it's pilot, Midori. Ken was quickly attacked and his Zoid was knocked to the side, leaving him to be incapacitated. He was saved byJiin whom was able to diffuse the situation. For Hakufuu had been Midori's grandfather. Despite the mixup and attack, Midori and Ken would form a strong friendship in the days to come.