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.
Her brother?
أخوها؟
Ihr Bruder?
¿A su hermano?
¿A su hermano?
Son frère…?
Suo fratello?
Irmão?
Её брата?