The key to family sex being natural and relaxing is to start grooming - casual nudity, touching and watching, not avtual sex yet - as early as convenient, it takes the "weirdness" out of in'c3st.
Whether real or just step, you’d have to be awfully naive to think this isn’t happening in American households across the country, especially in our southern states.
za cuckslut :Im sure that you're right and not just in the US, i lived in SE Asia for 20 years, in'c3st is just a natural part of growing up - relaxed and satisfying.