Asuma Sudou has always been a proud pervert, but he's sworn to give that up to chase the girl of his dreams. Having received a special invitation to enter the same all-girls school as her, he's planning to live his romantic youth to the fullest. But those plans are cut short when it turns out the school is a front for a secret organization dedicated to battling kaijin-monsters created when people succumb to their murderous impulses! The girls of the school fight using the relics of defeated kaijin, but when the bloodthirsty instincts sealed within threaten to overwhelm them, Asuma is the only one who can bring them back to their senses!

Having defeated the powerful Kaijin Dead Face, Innami and Asuma enjoy a moment of quiet. But that all suddenly changes when the cult known as the "Ultra Reincarnation Party" launches an attack to destroy the school!

学園崩壊!美少女大量虐殺!! 宗教団体、怪輪党の襲撃にあった学園。 遺物が無い麗嬢達は遺物を取りに保管庫に向かう。 そこに待ち受けていたのは、怪輪党のスパイで教師の川瀬だった! 元は麗嬢だった川瀬が脅威の能力を見せつける!! 恐るべき力を纏った川瀬に、印南達は勝てるのか—!?

宗教団体、怪輪党の襲撃にあった明道学園。幹部の川瀬を倒し、生徒達の遺物を解放し反撃が始まる！　しかし、怪輪党の幹部３人が印南達の前に立ち塞がる!!　再び劣勢を強いられる印南達の前に、恐ろしい力を持った遺物使いが現れるーー!!　怪輪党襲撃編、完結!!　戦いのあとは遊馬のご褒美♪　ついに童貞喪失♪

麗嬢、リベンジマッチ!! 怪輪党の学園襲撃を多大な犠牲を払いながらも何とか退けた麗嬢と遊馬達。怪輪党幹部との戦いで劣勢な戦いを強いられた印南達は更なる強さを求め訓練に励む。そして、怪輪党の爆破テロを食い止めるため出撃する!そこにいたのは怪輪党の幹部、刈田…、対峙するのは美海!互いの生存を懸けたリマッチ開幕!!

Sugimura leads the Monster Class to prevent a terrorist plot, despite his difficulties in gaining their trust. Faced against a powerful kaijin and with the girls under his protection in mortal danger, the stalwart son of Kyushu rises to meet the challenge…!

The blood-soaked battle for the capital continues as Sumeragi and the occult class clash with a twisted, live-streaming executive of the Ultra Reincarnation Party! However, if they prevail, even more formidable opponents—ones the headmistress has seen before—lie in wait. Surrounded by foes new and old, can the Slasher Maidens of the academy survive, or will this overwhelming challenge spell their doom…?

ご麗嬢のけじめ、お見せ致しますーー!! 怪輪党のテロを阻止するため局地戦を繰り広げる学園生徒達。そこで船橋は、一度敗北を喫した暗式と再び対峙する! 一方、怪輪党の裏にいる強大な敵を知った学園長にはある因縁が…。サカザキと教主の居場所が国会議事堂であると連絡を受けた遊真は少数精鋭で向かう!

怪輪党編、決着!!エロス覚醒の時!? 怪輪党が占拠する議事堂へ向かった遊真、印南、九十九の３人。幹部、サカザキと決着をつけるため印南は刃を振るう…!!激しい戦いの最中、思わぬ事態が…。そして、教主を止めるために立ちはだかる遊真であったが教主の強大な力に死を覚悟する…。最大の危機に去来するエロスの力、ついに覚醒!!

新章突入!敵はワガママボディの吸血鬼!! 怪輪党をついに壊滅させた学園の面々。しかし、麗嬢達の犠牲も多く学園では次なる戦いへ向けてクラスの再編が行われた。そして、学園長に異様な執着を向ける吸血鬼は日本に上陸することになる…。ついに遊真と印南の前に現れた吸血鬼は恐ろしい力を見せつける!!

LA PACE È DURATA APPENA UN BATTITO DI CIGLIA. I terroristi del Kairinto sono stati sconfitti, ma nemici ben più pericolosi ne hanno preso il posto. Le Reijoh dell’istituto Meido dovranno fronteggiare l’origine di tutti i mali e Asuma dovrà tentare di cancellare ogni Kaijin dalla faccia della Terra.

LO SCONTRO MORTALE CON I VAMPIRI È INIZIATO. Per impedire che gli abitanti del Giappone vengano interamente trasformati in Kaijin, gli studenti e le studentesse dell’istituto Meido devono fermare gli spietati seguaci di Dracula. La classe Monster, guidata da Sugimura, fronteggia Hyde e Carmilla…