On the train to Constant Academy, Akuto Sai encounters Junko Hattori, and between them forms a solemn agreement: to reshape the world for the better, a pact bound by a terrible consequence should it be broken. Upon their arrival, Akuto is p…

Akuto met with the principal of Constant, Korone at his side. Her testimony cleared him of any malicious intent, yet the principal had decreed she remain with Akuto as a protector, a judge of whether he would truly become a Demon Lord. The …

The narrative resumes with a poignant glimpse into Fujiko’s childhood, a tender moment shared with her brother. The scene then shifts abruptly to Fujiko kneeling beside her brother’s coffin, grief etched on her face as she learns he perishe…

Keena’s unexpected assistance seemed to mend the rift between Junko and Akuto, forging a renewed friendship. Yet, during a lesson focused on mana control, he inadvertently caused her to lose consciousness once more. Their teacher, Mitsuko, …

Akuto, Korone, Hiroshi, and Eiko descended into the school’s subterranean labyrinth, seeking a location marked on an ancient map. There, they were confronted by a cloaked figure who unleashed a torrent of bats in an attempt to impede their …

Under governmental scrutiny, Akuto is disheartened to discover he cannot attend the seaside school on the island. Yet, Korone orchestrates his passage there by volunteering to take full responsibility for him. However, she persistently atte…

Having failed to ensnare and manipulate Akuto, Korone is compelled to relinquish her position as a surveillance agent. Hiroshi discovers he is fated to become a hero of the future. Yukiko Miwa, Hiroshi’s younger sister, seeks out Akuto to a…

An omiai was arranged at Junko’s village without either of their knowledge. Junko harbored unspoken feelings for Akuto and, unable to confess them, invited him under false pretenses. Unaware of the intended marriage interview, Akuto felt re…

An arranged marriage meeting between Junko and Akuto was arranged for Iga Village, a decision made without either of their knowledge. Junko harbored feelings for Akuto, yet remained unable to confess them, so she invited him to the village …

Fujiko arrives with a host of demonic beasts, and together they lay waste to the school grounds. Akuto finds himself unable to mend the wounds inflicted by Yamato’s assault. Yamato's lieutenant, 2V, seeks out Eiko, tasked with uniting the H…

Outside the school grounds, Lily braced herself against the onslaught of the clan members, determined to defend the demon beasts that encircled them. Meanwhile, Yamato arrived at headquarters and abducted Kena from Fujiko. Eiko, seeking pro…

In the heavens, Akuto vanquishes Hiroshi, then descends with him to a secluded forest for Yuko's care. Elsewhere, Yamato has brought Kena to the shrine, seeking to forge a contract with the principle of identity. But Akuto appears, and a ba…