Harutora Tsuchimikado

Born into a prestigious branch of the Tsuchimikado clan, this carefree high school student initially leads a quiet life at Onmyo Prep School due to his complete lack of magical abilities. Driven by a childhood vow to serve as Natsume's protector, his destiny shifts dramatically when he discovers his true identity as the reincarnation of Yakou Tsuchimikado. A complex twist reveals he and Natsume were actually swapped at birth, fundamentally altering his connection to the clan's lineage.