Set in the historic town of Helen's Hill at Winford Academy, the tale unfolds amidst the noble traditions of knighthood and the thrilling sport of jousting. Amidst this backdrop, young Takahiro Mizuno, once pursuing knighthood and jousting, shifts his path to become a begleiter after an injury halts his knightly aspirations. Gifted in animal handling and adept in jousting, Takahiro becomes a sought-after figure among the alluring girls of the academy who seek his partnership. Reluctant to accept their offers, Takahiro's life takes a turn when a peculiar accident thrusts his friend Mio Kisaski into a jousting challenge despite her non-knightly status. To aid Mio, Takahiro steps in as her temporary begleiter, sparking the beginning of a remarkable partnership as they venture into the prestigious annual tournament.