My sister is watching the porn I was beating off to, now she wants to watch it with me. I look over and see sis rubbing herself, she reaches down my pants and grabs my hard on. I shouldn't let my own sister be doing this with me.. But she's stroking my cock so good, She begs for a taste and wraps her lips around me. I needed more, and I could tell that sis was craving it. She straddles me and slowly shoves my dick deep in her pussy. Watch her bounce her tight 18 year old body on me. I pound my sister's tight little pussy deep until she can't control her moans! She squirts all over my dick before I finally cum on her wet cunt!