Slipped my mom cock while she chatted on the phone

Mother chats on the phone and caresses herself with her hand. The son saw the mother and slipped a member. Mother does not stop the conversation and sucks the member. Then he sits on his device. How is it possible .. to combine a conversation on the phone and sex. And the aunt seems and does not strain. While her son is hammering her with a member, even her breathing did not accelerate and she calmly continues to chat.