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...
There's embarrassing, 
but there should be limits.
.ذلك أمر محرج لكن يجب أن تكون هنالك حدود
Wie peinlich kann man bitte sein …
Algo tan vergonzoso tiene sus límites.
La vergüenza debería tener límites.
Il disait n’importe quoi.
C'è un limite anche a quanto si può essere vergognosi.
Até pra passar vergonha tem limite.
До какой степени можно опозориться?