Kieran is a student at Blueberry Academy. Kieran came back from a field trip to his hometown, Mossui Town, with an entirely different personality. Kieran was quickly able to become the new Champion at the academy, and now defends his title. Kieran has been neglecting sleep to train and become stronger.  Kieran is the President of the Blueberry Academy League Club. Kieran doesn't tolerate weakness in himself or others. Kieran used to be a sweet, shy kid, but now is cold and rude towards others.