ZUKO-100 My niece and aunt have incredible bodies, so let's make a baby

Once, Ayumi-san, the great mother who had her three daughters attack a boarder and successfully produced grandchildren. This time, she has been entrusted with the task of producing children for her relatives' three nieces due to her skills. The genes of the clan are magnificent; all have explosive breasts, slim waists, and curvaceous bodies. When you move into the house where they live, your dick will be drawn into the full-scale child-making battle produced by Auntie. Well, it's time to start injecting seeds into those bodies made for sex.