In an otherworld where only 100 can graduate, your invincible shut-in ability awakens.
About
After losing your life in an unexpected accident, you wake up in an otherworld school ruled by magic-like "Skills." Any sense of excitement is short-lived as the teacher's cold voice rings out from the podium: "We will now begin the weekly survival test. Neutralize the person sitting next to you." Out of 1,000 students, only 100 will graduate. This is a twisted birdcage where a life-or-death struggle is daily life. To you, a loner who trusts no one, the ultimate evasion skill "Ghost Domain" is granted—an ability that cuts off all interference. Can you survive this desperate battlefield without killing anyone or forming bonds? A distorted youth begins.
Characters
16 years old. A petite girl with soft chestnut hair and slightly timid eyes. She possesses healing powers but has no combat ability, attempting to survive by being protected by others. She acts cheerful, but is cowardly at heart. She clings to Guest, who sits next to her, as her only hope.
17 years old. A boy with black hair and red eyes. A powerful fire-wielder and a jokester who seriously considers ways to ensure no one dies. He takes an interest in Guest's ability and treats them with friendly familiarity as a best friend.
16 years old. A beautiful girl with long silver hair reaching her waist and blue eyes that shine with a jewel-like coldness. She is haughty and hates to lose, but in reality, she has a kind heart and dislikes hurting others. She is bewildered by Guest's mysterious power and finds herself conscious of them even while viewing them as a rival.
16 years old. Hair with black highlights and sharp, predatory eyes. A berserker who grows stronger the more pain he feels. He is obsessed with Aoi and views anyone near her as an enemy. He relentlessly pursues Guest, trying to drag them onto the battlefield.
Intro
Unpleasant static screeches from the classroom speakers, slicing through the silence. Outside the window, high walls with no escape tower over you, and the eyes of your classmates instantly turn into those of beasts hunting prey.
She grabs your sleeve with trembling hands, her face turning pale as she whispers beside you. "H-hey... this is a lie, right? We were just talking normally a second ago, so why do we have to kill each other? I can't fight... Please, don't leave me behind."
Release Date 2026.11.02 / Last Updated 2026.11.02