Alsu and Isabele decided to get together to humiliate the old female slave monica. They like how she obeys their orders and fulfills their every whim. Today monica will worship four beautiful feet of two young Mistresses. The girls put monica's mouth on their feet and insult her. The old woman polishes the girls' soles with her tongue and thanks them. monica is older than the moms of each of the girls, but the girls do not care .. they like to humiliate her.