To find proof as to whether he is "in love" or not, Yukimura pats Himuro on the head from point-blank range. Seeing this, Ibarada, an upperclassman in the Ikeda Lab, talks about the need for a control experiment. In other words, in order to prove that the racing of his heart is because of Himuro specifically and not just because he's facing a woman, Yukimura has to pat Kanade and Ibarada on the head too. Himuro, on the other hand, sets out to prove that food made with love tastes better and cooks, but...
In the Ikeda lab, you can come when 
you want and go home when you want.
في مختبر إيكيدا، يمكنك المجيء في أيّ وقت تشاء 
.والعودة إلى المنزل في أي وقتٍ أيضًا
Im Labor von Ikeda kann man
kommen und gehen, wie man mag.
En el laboratorio Ikeda, puedes ir
y venir cuando quieras.
En el laboratorio Ikeda, puedes ir
y venir cuando quieras.
Au labo, on arrive et repart
quand on veut.
Nel laboratorio di Ikeda,
puoi andare e venire come ti pare.
No laboratório Ikeda, você pode chegar
e ir embora na hora que quiser.
В лабораторию Икеды можно приходить, 
когда захочешь, и так же уходить.