When Himuro finds out that her junior in the Ikeda lab, Kosuke, has spent over 220 thousand yen on his beloved Aika and holds her every night when he goes to sleep, she is shaken by the realization that the only present she's ever given Yukimura is a notebook, and that she's never held him while she slept. She worries that she can't objectively call what she feels "love." As Yukimura and Himuro endlessly debate "love" using numbers, Kanade proposes that the two of them go on a date, but...
And if you say that every morning you 
give your pillow a good morning kiss...
وعندما تقول بأنك تقبّل وسادة الجسد 
.خاصتك في كلّ صباح
Und wenn man erzählt, dass man seinem
Kissen einen Guten-Morgen-Kuss gibt,
Y si dices que le das un beso
de buenos días todas las mañanas…
Y si dices que le das un beso
de buenos días todas las mañanas…
Quand je fais un bisou
à mon oreiller le matin,
E se dici che ogni mattina
dai il bacio del buongiorno al tuo cuscino...
Se você disser que dá beijo de bom dia
toda manhã pro seu travesseiro...
А если сказать, что ты каждое утро 
целуешь ростовую подушку...