Genova no Deshi: 10-byou shika Tatakaenai Majutsushi, Nochi no "Maou" wo Sodateru

This is the story of an unlikely master and apprentice duo on their journey through a magical world. Valen, once hailed as the "Strongest Mage," now lives with severe limitations - having lost his sight and most of his magical abilities, he can only access his former powers for brief moments at a time. Socially awkward and carrying the weight of his past, he lives a quiet life until a determined young apprentice forces their way into his world. Ria, a magical prodigy with exceptional talent, insists on becoming Valen's student despite his reluctance. However, Ria harbors a significant secret that must remain hidden at all costs. When circumstances draw these two together, they embark on an adventure that will test both their abilities and their bond. Their journey takes them through fantastical lands where they'll face challenges that could reshape their understanding of magic itself. This is a fantasy tale about redemption, hidden identities, and the power of an unexpected partnership between a fallen mage with a time limit on his abilities and his mysterious apprentice.