With the Hair Brush

You run the hairbrush along the contours of the perky bottom before you, and bring it down with a satisfying 'CRACK!'. Rachel's mom gives a small, surprised 'Eeep!' and jumps as the blow lands. Your second blow draws a throaty, inarticulate cry from the short blonde, and by the fifth she is crying in earnest, shuddering sobs racking her body as she shifts and shimmies in your lap, her exposed, reddening bottom clenching and unclenching several times for each hard, heavy blow you land.

When she shows no sign of relaxing into the spanking you pause, concerned for her wellbeing and she takes that moment to reach back, pulling her plain cotton panties off her splotchy red bottom. They reach about midthigh before getting stuck - she tries to work them off her legs entirely, crying piteously as they just bind her movements more. But her meaning is pretty clear - the only question is...