Hatsuna Wakabayashi – eine weitere Magierin aus der Forschungseinrichtung - taucht bei Ryouta und seinen vier Magier-Mädchen auf. Ryotos Onkel macht Hoffnung, dass sich das Medikament herstellen lässt.
An army of police confronts the Valkyria for questioning, provoking her to unleash her antimatter magic that erupts the mountain. Having the citizens devastated of the explosion, one of the witches, Hatsuna Wakabayashi, recovers from her wounds thanks to her regeneration ability and freed away. Looking up on what happened, the girls tell Ryōta that Valkyria is an ultimate witch with many types of magic. Despite that fighting Valkyria is out of their league, they think of any strategy to avoid her. Hatsuna who overheard Valkyria has detected the witches at an observatory searches for them. She finds the club members faking their deaths as to protect themselves. Hatsuna is welcome to the astronomy club and goes to wash at the onsen. The girls tell Hatsuna how reliable Ryōta is. Testing if he really is trustworthy, she pretends to be helplessly struck on a radio tower and calls Ryōta to get her. She deliberately slips off and Ryōta grabs her. Refusing to let go, even though she plead her regeneration power, Ryōta swings her back onto the tower but sends him falling to the ground. Luckily, Kotori saves him, at which point reliefs Hatsuna. Touch of Ryōta's actions, Hatsuna bluntly confess and kisses him in front of the others, incited Neko to blast down the tower in jealous rage. Later, Kogorō calls in Ryōta with a theory that the witches' melting is based on a digestive enzyme: protease. Using a thesis that he learned from a man (Chisato) in college, it's possible to shorten the time of producing the medicine, however it will still take a month. Mako Fujisaki the Valkyria is sightseeing when Chisato appears to her. Revealing to have unrequited feelings for him, Chisato requests Mako to bring him to where #1107 is. Ryōta returns with the good & bad news, although there a possibility for one of the witches can survive, but unwilling to sacrifice anyone. Kotori carries some juices then accidentally spills them on Neko. Exposing her chest, Ryōta discovers the mole
Valkyria se retrouve dans la nature après avoir tué les magiciennes censées la surveiller, et sème le chaos. Mais l'une d'entre elles, Hatsuna, a survécu, car elle possède le pouvoir de se régénérer. Elle part donc à la recherche de Ryôta et des autres. Quel est donc son but ?
Sランクの魔女・ヴァルキュリアが1107番の回収に動き出した。しかし監視で付けられた魔法使いたちをすべて殺し、それを聞きつけて駆けつけた機動隊もろとも山を吹き飛ばし、勝手に行動し始める。一方、寧子たちの居場所を知った新たな魔法使い初菜が天文台にやって来る。
Un escuadrón policial se enfrenta a Valkyria en un intento de interrogarla. Esto la provoca a desatar su antimateriamagia que incinera la montaña en la que se encontraban. Mientras esto ocurre, una de las brujas, Hatsuna Wakabayashi, se recupera de sus heridas gracias a su capacidad de regeneración y se escapa de la policía en la escena del crimen. Mirando hacia lo que pasó, las chicas le dicen a Ryōta que Valkyria es un híbrido definitivo con ocho tipos diferentes de magia.
