One day, a gifted graduate student in Saitama University's science department, Himuro Ayame, confesses her feelings to Yukimura Shinya. However, as neither of them have any experience with romance, they are worried as to whether it truly is love or not. They decide to discover "the standard conditions of love" so that they can judge each other's feelings by them. Even as their underclassman in the lab, Kanade, throws up her hands in exasperation, Yukimura and Himuro attempt to quantitatively measure "thrilling palpitations of love" by taking their heart rates while performing actions such as "kabedon," "chin-lift," and "sleeve-roll," but...
Which means we can determine whether 
I love you or not. Correct?
هذا يعني أنه سيحدّد إن كنت واقعة
 في حبّك أم لا، صحيح؟
So können wir eruieren,
ob ich dich liebe oder nicht. Korrekt?
Así que podemos determinar
si te quiero o no, ¿correcto?
Así podríamos concluir
si te quiero o no, ¿verdad?
… nous pourrons déterminer
si je suis amoureuse de toi.
Il che significa che possiamo stabilire
se ti amo o no. Giusto?
O que significa que podemos determinar
se eu amo você ou não, certo?
И тогда мы сможем определить, 
влюблена я в тебя или нет. Верно?