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.
I couldn't sense them at all!
Ich konnte sie nicht spüren.
No pude sentirlas.
No pude sentirlas.
Je n’ai pas senti leur présence.
Non le ho proprio percepite!
Eu não senti nada!
Я их не почувствовала!