After observing the behavior of Mibu and the Kendo Club, Tatsuya concludes that the person who attacked him must be a member of the international anti-magic political organization, Blanche. Miyuki is infuriated by Blanche’s attempt to further the rift between Course 1 and 2 students. Meanwhile, Honoka and the Girls’ Detective Club identify the attacker as Kinoe Tsukasa, the captain of the Kendo Club. They begin pursuing him but find themselves surrounded by a mysterious bike gang. They try to use magic to retaliate, but are pushed into a tight spot when the attackers use Cast Jamming to nullify their spells. 
So, the three of us tried to catch
the attacker ourselves, but...
لذا، حاولنا نحن الثلاثة القبض على 
...المهاجم بأنفسنا، لكن
Deswegen wollten wir
den Täter selbst stellen …
Así que intentamos atraparlo…
Así que las tres intentamos
cazar al culpable, pero...
Alors on a voulu capturer le coupable
par nous-mêmes…
Por isso tentamos pegar o
criminoso sozinhas, mas...