The loaning out of Mistress_Susi's rubberdoll continues in part 4 of the series. In this part, Mistress_Susi decides she needs to use her dolls ass while she is still suspended. The latexdoll is helpless to resist her and the new Mistress Lea. They both use their hands to loosen up the resisting latexdoll. Lea delights in breaking in the loaned out fuckdoll with her fingers. Once they feel shes ready, Mistress_Susi her big black strap-on into the moaning doll. Soon she was pounding away as the bound rubberdoll fought to accept the use.