He glanced down at his notes and realized that he hadn't really retained much in the past half hour. "Yeah, I'm going to crash for a bit. Wake me at ...... when everyone else gets here." We really are going to study," Regan told him. "I need it and so does everyone else. We'll study for three or four hours, get dolled up and go to your concert." You don't have to go to my concert," Chris said as he stood. "Truth is, if they weren't paying me, I wouldn't go." We're all looking forward to it," Andy. She passed it back to her sister and she went all the way down to my balls. When she came up my younger daughter cupped my balls.As she did this she moved in closer and turned a little towards my older daughter which made their very erect, large nipples touch. That was it! It was too much for me I felt such a surge of cum building up I couldn’t hold it back anymore and I knew it was going to be a lot.It felt so wrong but then again so fucking hot, and erotic my cum came flying out it got all. It’s been awhile since I had a cock that could reach my throat she said smirking at me stroking my cock.Back down her head went, all the way down again.This time she was forcing herself to keep going up and all the way down.Holy shit I moaned as I watched her suck my cock.She gagged a few more time before she slurped her way up my cock.She grabbed the base of my cock tight and smacked herself in the face with it.I can’t wait to feel this big fucker deep in my pussy she said as my. Susan reaches down to pinch Paula's nipple, making her gasp. "Who exactly were you thinking of fucking? Who is it that you want so badly? Say it!" Susan demands. I nearly fall over in shock when I hear Paula’s reply. "M-Mindy... your sister." "So, slut," Susan says coldly. “You want to fuck my own sister. Behind your mistress's back!" "No, mistress," Paula whimpers, "I was fantasizing of m-making love with both of you... being used by you and your sister." "You perverted dyke." My sister.