Kagurazaka Sakura

A kind onee-san type; an active gravure idol.
However, her real identity is of the protagonist's (Tsukasa Akira) slutty female assistant who helps with the sex training.
Due to expectations regarding that skill, she was selected as one of the four members of the idol unit, "Amrita".
Even while doing hard play, her smile doesn't disappear.
"Fufufu... Does it feel so good～ If you feel please, then it is good～" etc, till the end, does this kind of temptation play.