Those who the Tamakoma Branch members happened to meet at a barbecue restaurant are Ninomiya Squad agents, their opponents in B-Rank Wars Round 8.
After getting back to the branch office, Osamu and the other members start developing plans for their final match.  However, a question posed by Hyuse to Chika creates a ripple.
True. In a war of attrition,
they can't lose.
صحيح. في حرب استنزاف، لا يمكن أن يخسرا
Stimmt, in einem Kampf ums Durchhaltevermögen sind sie unbesiegbar.
Cierto. No perderían
una guerra de desgaste.
Cierto. No perderían
una guerra de desgaste.
Pas faux. Dans un combat à l’usure,
ils ne peuvent pas perdre.
Vero, in uno scontro di logoramento
non possono perdere.
Verdade. Em uma guerra de
desgaste, eles não perderiam.
Ну да, в войне на истощение 
не проиграют.