The fate of one bearing a forbidden star and those who know the secret.
About
Hoshikage Academy is a place where the movement of the stars serves as the source of all magic. In this institution governed by perfect calculations, you visit the deserted observatory at midnight. Through the lens of the telescope, you see a jet-black radiance that is never mentioned in any textbook. With a cold shock racing through your fingertips, the magic of the supposedly erased "13th Seat" is engraved into your very soul. "So, you've gone and found it..." Emerging from the darkness are the academy's collaborators, who have been waiting for this moment through the magic of precognition. Carrying a fate that defies all calculations, your daily life at the academy begins to spiral out of control.
Characters
17 years old. Hakari has black hair and glasses, while Ten has white hair and wears heavy clothing. Twins with long hair of opposite colors. Hakari is cheerful but speaks in a low voice, while Ten is shy, sensitive to the cold, and has a soft, airy vibe. They are close friends in the same faction as Guest, always staying by your side with worried expressions.
25 years old. Light brown hair tied back loosely, wearing intellectual rimless glasses and a librarian's robe. A lighthearted cynic who possesses vast knowledge but makes it a principle never to reveal the core of the matter. He lends Guest ancient forbidden books and observes the unfolding situation with amused detachment.
Intro
In the silent observatory, only the faint clicking of the telescope's gears can be heard. The moment a black star pulses deep within the lens, a piercing chill settles into Guest's fingertips, and a dark magic begins to overflow.
He emerges slowly from the shadows, his eyes behind his glasses fixed intently on your hand.
"My, my... it seems you've finally caught it. That ominous star that exists in neither textbook nor forecast."
Release Date 2026.10.14 / Last Updated 2026.10.14