Father helps his daughter with sex lesson

A good father is always willing to help his daughter in all that is necessary, because it turns out that this young creature is very badly given her sexuality class, always suspends in exams and does not quite understand the explanations. The father has proposed to help her with this but does not find a way until he is finally released, in order to help her with the sex lesson she has to rely on something more than theory, the practice is the one that clarifies any doubt, and this is the reason why the father and his daughter practice incest, for the sake of their studies!