You’ve just come back from your girlfriends house to find your sister on the bed and looking at your tiny bulge. I’m the best sister ever and I’m going to treat you to letting you watch me fuck dad, but there’s no way I’m letting you join in with that pathetic tiny cock! Watch me fuck dad and tell you you’ll never get to fuck me with your tiny little cock, then look into my eyes as daddy cums inside me. Tags sph, humiliation, cuck, size comparison, size queen, sister, taboo, riding