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...
Fig. 1 - A pie chart showing percentages of the elements of evidence 
leading to the determination that Himuro Ayame loves Yukimura Shinya
 المخطّط الأوّل. مخطّط دائري يظهر نسبة عوامل الدلائل التي تؤدي إلى فرضيّة كون هيموري أيامي تحبّ يوكيمورا شينيا
Fig. 1 – Kuchendiagramm mit prozentualem Anteil von Indizien,
die zur Annahme führten, dass Himuro Ayame Yukimura Shinya liebt
Fig. 1 - Grafico a torta che mostra le percentuali degli elementi che
costituiscono le prove per affermare che Himuro Ayame è innamorata di Yukimura Shinya
Fig. 1 - Gráfico pizza mostrando porcentagens de evidências
que levaram a determinar que Himuro Ayame ama Yukimura Shinya
Рис. 1 Диаграмма, показывающая процентное соотношение частоты появления признаков, 
которые свидетельствуют о том, что Аямэ Химуро влюблена в Синъя Юкимуру.