Yuu and the others arrive at Mai's villa where the women have fun with Yuu on the beach, get him to lather them up, and cause an unexpected event in the shower room! Meanwhile, Mai also takes bold action to try and uncover Yuu's secret!
In that case, you need to 
experience it for your research.
In dem Fall ist diese Erfahrung
für deine Recherche von Bedeutung.
Tienes que aprender para tener material.
Tienes que aprender para tener material.
Alors il faut que tu te renseignes.
Allora devi raccogliere materiale sul serio.
Então precisa ter referências, né?
Значит, этот опыт тебе пригодится.