PRED-759 Rich father x sister brainwashing We are the sex toys of my new father-in-law. Karin Kitaoka Yui Tenma

The older sister, Yui, is caring and does the housework, while the younger sister, Karin, is quiet and easily influenced. The two of them live comfortably with their stepfather, who is their mother's new husband and a wealthy man. However, while thei