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."
It also increases the 
ability to memorize, bear.
.كما أنه يزيد من القدرة على الحفظ، كوما
Besteh
die
Klausur
También mejora
tu capacidad de memorización.
También mejora
tu capacidad de memorización.
Elle améliore aussi la mémoire.
Migliora anche la capacità di memorizzazione, orso.
Também aumenta a
capacidade de memorizursão.
Он также улучшает способность
к запоминанию, мишка.