My son has a major problem with pulling down my pants at anytime and any place. I've had enough and try to figure out why he has such a fetish for my panties. After realizing that he will never stop I decide to make a deal with him. Noticing that his cock is so hard from seeing my pantie he asks if I will pose for him in them to help him get off. I decide to help and get turned on as I do. We both masturbate until we orgasm and he finishes in my pantie.