The story of Ikenai Koto The Animation. Now comes into play and the older sister of the main character. As we remember in the first part Tsurikomi-Chan was sent into sexual slavery through blackmail intimate photos. And now her sister got there.
Ienai Koto, イエナイコト, Ienai Koto The Animation, Price Of A Secret Lena Hayakawa – Anime Edition (ep2), Unspeakable Things, 말할 수 없는것