Yuko Adachi：姻亲在性上感到沮丧 - 第1部分

Yuko lives with her husband and wife in an apartment. Her husband is a lukewarm man, and she is always frustrated. One night, a man, who is fascinated by Yuko's bewitching body, sees her masturbating and asks her to give him blowjob. The next day, he fucked her. After that, she started to enjoy a thick sex with him.