SNIS-717 A father and 9 brothers, a big family full of men! - A healthy sister who takes care of her family has continuous sex all day long from morning till night Aika Yumeno

Yumeno's family is a large family full of men, her mother has passed away and there is only one woman... Aika is the only woman in the house, so she is a high school girl who is busy not only with housework, but also with the sexual desires of her nine brothers and her father's obscene dicks. - All day long from morning till night, they have continuous sex in between their busy schedules while taking care of the whole family. - A story of a ``Big Daughter'' in which a girl struggles alone in a family with an unparalleled sexual desire!