meth-e-meth

In a distant era, humanity unearthed powerful artifacts known as Autoscrolls alongside the Oath-Making technology required to wield them. In contemporary Japan, these relics have become seamlessly integrated into daily existence, with Oath-Making evolving from ancient mysticism into a rigorously systematized science. This technological foundation shapes society and defines the pursuits of enthusiasts who dedicate themselves to mastering the intricate bond between user and artifact. Kyouta Yuzuki, a high school student and devoted member of his school’s Oath Club, finds his life irrevocably altered after discovering an enigmatic scroll. A subsequent accident leads to the transplantation of an Oath-Heart into his body, a procedure that fundamentally reconstructs his biology and identity. No longer entirely human, Kyouta must navigate the complexities of his new existence as a transformed being, grappling with the unknown capabilities and consequences of the mysterious power now coursing through him while continuing his journey within a world defined by Autoscrolls.