Real Account 21 (Weekly Shonen Magazine KC)

[Machine Translation] Yuma has developed Stage 3! With the next class meeting looming, it seems there is nothing to be done, but there's a reversal of fortune! Chairman Marble, it's you! Who really needs you? The stage is set for SNS! The stakes are high! The new century death game has begun! The winner of the shocking and exciting "Battle of the Brains Competition"! Ayame tries to protect Yuma even though her body is cut by the blade. However, her wishes are violated and the youma manifests "Stage 3"! With the next execution, the "class meeting," looming, it seemed there was nothing more to be done. ...... There, she has a devious plan to hunt down the devilish animal that won't show its tail! Chairman Marble", that's who you are...!

ユウマが「ステージ3」を発現！　次の学級会も迫り、打つ手無しかと思われたが、逆転の奇策が！　会長マーブル、その正体はお前だ！キミは、誰にホントに必要とされてる？　舞台はSNS！　賭けるはツナガリ！　新世紀型デスゲーム始動！！　衝撃と興奮の「頭脳バトルコンペ」受賞作！！その身を刃に抉られてもユウマを守ろうとしたあやめ。だが、彼女の願いは無下に蹂躙され、ユウマは「ステージ3」を発現してしまう！ 次なる処刑執行の場・「学級会」が刻々迫る中、もはや打つ手は無きかに思われたが……。そこには尻尾を出さぬ鬼畜を追い詰める奇策が！！「会長マーブル」、その正体はお前だ…！！