精霊幻想記 [Seirei Gensōki]

In Seirei Gensōki, a university student dies in a traffic accident and is reborn as the orphan Rio in a fantasy world, where he discovers he possesses memories of his past life and powerful spirit magic. This isekai series, published by Hobby Japan from 2017 onward, is known for blending reincarnation tropes with a slow-burn revenge plot as Rio navigates class divides and ancient conspiracies. With 13 issues and counting, the series has gained a dedicated following for its detailed world-building and the emotional weight of Rio’s dual identity.