Rakudai Kishi no Cavalry

In a world where Magic Knights wield weapons forged from their souls, Ikki Kurogane is labeled the "Worst One" at Hagun Academy due to his lack of magical abilities. Despite his prestigious lineage, Ikki struggles to keep up with his peers. His life takes an unexpected turn when Stella Vermillion, a foreign princess and the top-ranked student, transfers to the academy. Stella challenges Ikki to a high-stakes duel where the loser must obey the winner for life.

Against all odds, Ikki proves to be a formidable opponent, surprising everyone with his skill and determination. As he battles to prove his worth in a society that has written him off, Ikki forms new friendships and gains valuable experience. The duel with Stella sets off a chain of events that challenges societal norms and pushes both students to their limits, showcasing Ikki's journey from failure to potential greatness.