Kitty was being overpowered by Didi. Didi got on top of Kitty and forced her to submit. Didi kept Kitty in line with the stern reign of her riding crop.
Didi wanted Kitty to enter the tub, so she could drench those sexy Dolce and Gabbana pumps with hot soapy water. Kitty resisted as hard as she could.
Finally submission was inevitable. Kitty was forced into the tub and was stepped on repeatedly.