There is no gif image or preview of this clip to protect the identity of the girls so i will explain the clip in as much detail as i can.

Imogen and Danielle are both wearing demin skirts and black tights the girls walk across the human bridge who is on all fours lots of times whilst wearing their skirts and tights, the girls walk back and fourth to both chairs whilst crossing the human bridge the poor slaves back and arms were aching after making this clip.