Tazuna meets Chizuru and Hayate, the pair who's car he fixed on the day he met Koyori. They're workers for a major food corporation in the area, and they offer to treat him and Koyori to dinner as a thank you.   But after the meal, they reveal that they're actually Hand Shakers themselves!
You really do learn fast.
أنتِ سريعة التعلّم
Du lernst wirklich schnell.
Aprendes muy rápido.
Aprendes muy rápido.
Tu apprends vite, franchement.
Come immaginavo, impari in fretta, eh?
Você aprende rápido, mesmo.