By making her eat Ruth's ass out.

"Ruth, turn around, drop your skirt and bend over the desk."

"Yes mistress..."

Ruth bent over, revealing her sweaty, puckered asshole to Miss Patriot, who tried not to throw up at the sight.

"Now, Miss Patriot, time to show you just how effective this particular **** is, I want you to go and eat Ruth's ass out and enjoy it!"

As soon as the instructions were given, Miss Patriot felt her body moving against her will as she crawled over to the fat secretary and proceeded to give Ruth a rim job that normally would have repulsed her. Ruth moaned and whimpered as she felt the young heroines skillful and wet tongue slobbering all around the outside and then on the iside of her ass. Meanwhile, Renee had gone back to her office to record the heroines humiliation.