...love to ride men! To make more clear what is meant: They both love to ride men they have actually turned into their living horses and ponies. This time they have kidnapped someone who appeared to be some kind of shy. He just wanted to date one of them and now he is abused and turned into a pony...
Lady Alisha's pony doesn't want to behave like a pony should do. He always tries to speak and communicate like a human telling her that he is not a horse! That's something she absolutely cannot deal with. A slave is whatever she tell it what it has to be. In this case it's a horse or a pony and she punishes him for his misbehave by slapping him until he understands...
Mistress Mercedes is riding her slave boy in this clip. She makes him carry her along the floor until they reach the toilet where she stands up and leaves him in front of the door. Then she returns and commands him to carry her right back to her desk. The slave does everything she wants and obeys her.
Mistress Katharina is having a lot of fun on her slave's back. She performs different stunts while the living pony carries her around! Whenever he misbehaves she punishes him by using her dangerous whip tail. She slaps him and makes him act like a god useful horse boy. Later you can even see her standing on his back!
Mistress Katja sits on her slaves back and rides him like a pony. She has a gun in her hand and forces him to perform any humiliating pony movement or otherwise it may end very bad for him. So he takes all the humiliation and tries to please this beautiful mistress as good as possible.