[FSDSS-879] Seven days of overdeveloping my girlfriend's sensitive premature ejaculation sister and getting screwed over and over again Yoshizawa Ria 4,020 32 (Censored)

One day, just as he was starting to think about getting married to his cohabiting girlfriend, her younger sister Ria came to stay the night. Although she was a little airheaded, Ria was a very innocent and beautiful girl, nothing like his girlfriend. She was also weak to pressure and very sensitive, so she could do whatever she wanted! When he was having sex with her secretly without her knowing, her erotic side was awakened and he started asking for sex every day and having sex with her over and over again! Show more...