Though Yukimura and Himuro went as far as to kiss for the experiment, they were soundly beaten by Chris and Suiu's oxytocin levels in their saliva. Panicked, Yukimura suggests that they conduct control experiments. However, in the midst of the Yukimura/Suiu pairing, Suiu's seductive manner ends up causing Yukimura to ogle her charms. Seeing that, Himuro runs another experiment with Yukimura, but ends up sulking. The two end up having a lover's quarrel. Yukimura's behavior causes Chris to look down at him coldly and say, "As a man, you are a failure."
Do you possess the ability to respond 
to the feelings of a woman like her?
هل تملك القدرة على الردّ لمشاعر امرأة مثلها؟
Kannst du auf die Gefühle
so einer Frau überhaupt antworten?
¿Eres capaz de responder
a los sentimientos de una dama así?
¿Eres capaz de responder
a los sentimientos de una dama así?
La question à te poser, Yukimura,
est celle-ci :
Sei in grado di ricambiare
i sentimenti di una donna come lei?
Você possui o que precisa para responder
aos sentimentos de uma mulher como ela?
Способен ли ты вообще ответить
на чувства такой девушки, как она?