They watched as their mother’s boyfriend contorted their mother’s body into yet another painful position while ramming his nearly dry cock up her tight asshole.
Between gasps and moans, their mother explained that a woman should be ready to serve a man in any way that pleases him, at all times. She told them, that her pain pleased him, so it was right and good.
They agreed and asked if he’d be fucking their tight 18 and 19 year old assholes that night as well.
He promised to do his best to decimate each of their assholes before he went to the bar to pick up a slut to take home.