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...
doing the wall slam an additional 
sixty times should be sufficient.
خلال تجربة ضربة الجدار، فإنّ إضافة ستّين دقيقة
 .من الوقت سيكون كافيًا
sollte die sechzigfache Wiederholung
des An-die-Wand-Klatschens hinreichend sein.
debo acorralarte
60 veces contra la pared.
debo acorralarte
60 veces contra la pared.
il nous faudra répéter
l’expérience du mur 60 fois.
fare il kabedon altre sessanta volte
dovrebbe essere sufficiente.
faremos a "prensada na parede"
mais 60 vezes. Deve bastar.
нужно повторить прижатие к стене 
ещё шестьдесят раз.