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...
And, listen, it only gets 
more interesting from here.
.ستصبح الأمور أكثر اهتمامًا بعد هذا
Und weißt du was? Ab hier
wird es nur noch spannender.
Escucha, es más interesante desde aquí.
Escucha, es más interesante desde aquí.
Regarde. C’est là
que ça devient intéressant.
E, ascolta bene, la parte interessante inizia adesso.
E, olha só, vai ficando mais
interessante a partir daqui.
И теперь всё становится ещё интереснее.