I cant get pregnant but i know who can hime the perfect vessel for his seed HD

My stepmoms boyfriend gave her an ultimatum get pregnant, or hes gone i felt a twisted ache for her, knowing theyd been fucking non stop trying to knock her up, but her womb just wasnt taking i wanted to help, but what could i do? then she asked me to join her, to milk every drop of his seed into my fertile young pussy my body can give them what they crave if we want this to work, we need to give him the dirtiest, most depraved threesome of his life