STARS-749 A quiet and serious librarian lady enjoys controlling the ejaculation of a prematurely ejaculating masochist man by stopping him from getting too hot and teasing him. Mana Sakura

``You like books, right? Thank you for your help today.'' A normally quiet and serious librarian. She had a secret about sex that was too dangerous. Complete control until the cock is bugged in the shadow of the bookshelf! A sadistic slut who has suddenly changed has been teased to death and developed an extreme climax! ! She is trained by a suddenly changing slut with a huge gap and is teased to the point of climax! !