Before mom arrives I let her boyfriend fuck my pussy

You're at your new partner's house, all relaxed, when the daughter of the person who is now your partner provokes you, incites you to have sex with her and you can't say no, of course, because when a woman with an ass like that comes her way, a man doesn't pass up the opportunity... but what's really fucked up is that the mother of the child who is now your partner could catch you...