Elias needs help with his anatomy lessons, and since his stepmom, Luna, is a doctor, she offers to guide him through the details of female anatomy. Much to her surprise, Elias is clueless, so it's time for an urgent intervention! Luna must teach her son about the body's erogenous zones, and the only way to make it stick is with a very practical lesson! What starts as an exploratory session becomes a nasty anal pounding...