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...
I-I'm so sorry! It was a reflex! 
I didn't mean to!
!أ-أنا آسفة! كانت ردّة فعل لا غير! لم أقصد ذلك
T-Tut mir leid. War nur so
ein Reflex. Nicht böse gemeint.
¡Lo siento! ¡Fue un reflejo!
¡Lo siento! ¡Ha sido un acto reflejo!
Excuse-moi, c’était un réflexe !
Tu vas bien ?
M-Mi dispiace! È stato un riflesso, non volevo!
Desculpa! Foi um reflexo!
П-прости! Я на автомате сделала! 
Я не хотела!