I burst into my stepson's room

I burst into my stepson's room, expecting to see him getting dressed for our outing. But instead my stepson, Ian, is sitting on the bed with his cock out! He's jerking off & clearly not getting anywhere, so I offer to help. He doesn't resist as I take his cock in my mouth and start sucking him off. The way his cock hits the back of my throat makes me feel like a dirty cunt. I tease him about fucking his whore stepmom but I'm not done teasing his cock yet. I need to feel his cock hitting the back of my throat. I love sucking my stepson's cock! I'm on my hands and knees now, my hungry pussy throbbing for my stepson's cock. I'm desperate for him to take me from behind. I thrust my ass towards him, begging him to pound me & use me. We're on the verge of breaking the bed but I don't care - I need his cock deep inside me. I straddle him, riding his thick cock like a wild animal. I grind dow