She is amused about his big, swollen nuts while sitting with her full weight on his face. Then she starts to whip his balls with a riding crop while his screams are muffled by her ass, pressed on his face. his nuts get also t*rtured by her hands, it seems you can see them getting bigger during her treatment. Then she starts the ballbusting with her girly sneakers. At the end she says: I like them swollen.