Yukimura and the others will be giving presentations at the summer study sessions. There's less than a month left until the training camp, but Kosuke still hasn't picked a research theme. Professor Ikeda suggests research into "an algorithm that could instantly find the True End in any dating game." On the other hand, Yukimura and Himuro are focused on the hormone which is released when a person is touched by someone they love - oxytocin. By investigating the amount present in a person's saliva, they think they might be able to determine if the person loves the one who touched them, and they decide to immediately put it to the test with some close contact...
Besides which, a saliva sample from an 
inebriated subject would be unsatisfactory!
زيادة على ذلك، عيّنة لعاب من شخصٍ
 !ثمل ستكون غير مرضية
Eine Speichelprobe von einer Angeschickerten
wäre auch reichlich belanglos.
Además, una muestra de saliva
de alguien embriagado no sería útil.
Además, una muestra de saliva
de un sujeto borracho no sería útil.
Oltretutto, il campione di saliva
di un soggetto ubriaco sarebbe inadeguato!
Além disso, uma amostra de saliva de
alguém embriagado não seria adequada!
Кроме того, не следует брать 
анализ слюны у пьяного человека!