[SSNI-633] My lover’s sister asked me to have sex while I was away

A sneaky sex movie of Miru Sakamichi, my girlfriend’s younger sister, and Rio and I have been in love for a while. I love her very much and promise to marry her. But until Rio had to go on a business trip for three days, Miru – Rio’s younger sister, lost the key and had to come to my house to stay temporarily. Meanwhile, I was actively seduced by Miru. Although I feel extremely sorry for Rio, Miru’s beauty and cuteness makes me unable to hold back. I was quickly drained of sperm by Miru, I gradually fell in love with her, thought these three days would be my hardest three days but no, these are the best three days of my life…