The Gessen girls infiltrate their middle school to get more info on Gekkou and Senkou.  This means cosplay, and outfits that are way too small.
What do we do, Yumi?
Yumi, was jetzt?
¿Qué hacemos, Yumi?
¿Qué hacemos, Yumi?
Qu’est-ce qu’on fait ?
Cosa facciamo, Yumi?
O que faremos, Yumi?
Как поступим, Юми?