The lawn next door looks blue ... The three sisters, who were dissatisfied with each other's boyfriends, decided to try'boyfriend exchange'once ... The eldest daughter, Hibiki, shows her motherhood to the mother's boy and gently guides Ji Po and fires it at the spider woman on top posture. Yui, the second daughter who was interested in neat SEX, broke down with a man's persistent cunnilingus and piston! The third daughter, Tin, who is pleased with SEX like a beast, is devoured by the whole body and leaks pleasure! All three sisters who enjoyed boyfriend exchange blame M man for a slut and squeeze semen!