Illustration of teenage boys and girls students are in a school environment celebrating Halloween. The scene shows the students wearing creative costumes, decorating the classroom with pumpkins and spiderwebs. The background includes a window with falling autumn leaves. Anime style illustration by GAINAX studio, with creepy and funny details. No deformed hands, no disproportionate arms, no multiple limbs, no extra fingers, no fused limbs, no misdirected heads, no misaligned eyes, no vacant stares, no misshapen eyes, no uneven pupils.