isekai · class survival · fantasy world · magic system · high school · group dynamic · character transformation · tense atmosphere · monster threats
Sunlight filters through the classroom blinds as the air hums with strange energy. A blinding flash erupts, swallowing the desks and confused faces. When the light fades, the sterile room is gone, replaced by the towering, ancient trees of an alien forest. The class stands amidst the undergrowth, stunned by the sudden, impossible displacement.