Your Mommy has known for awhile that you and your sister have been having a full on Forbidden sexual relationship under her roof much to her disappointment and shock and now the unthinkable has happened, she is pregnant..
Her own offspring have been committing a depraved and forbidden crime and its all her fault... you see what you don't know about your mother is that she has hidden a dark secret from everyone and now it has emerged in her own ... she has a major Taboo Familial sex fetish which she has never indulged in and feels guilt, shame and the constant feeling she is an improper mother with these nasty desires.
After revealing to you she knows your dirty little secret and explaining how serious this situation is, her own depraved cravings spill out and she reluctantly at first asks you how real Taboo Family sex feels like. She has been fantasising for years about having REAL Familial sex with a immediate family member and even confesses she has masturbated listening to you and your sister fucking even spying on you both sometimes. She then asks the question she hates herself for asking.. would you.. her own son be open to having sex not only with your sister but your own Mommy... Indulge your mothers dark unspeakable desires that she has been desperately wanting all these years, you of course are over the moon you get to have depraved sex with the other woman in your house... The woman who brought you in to the world and passed on this intensely immoral fucking and Breeding fetish. It starts with your throbbing dick in her mouth building up to unbridled intense unprotected fucking. The unspeakable act is even better with your mother and you empty your fertile balls deep inside her and you know there nothing that is going to stop what you have both set in motion...