We formed up and marched out toward home.We were about eight blocks from home when I heard a shout, "THERE SHE IS, JUST LIKE I TOLD YOU!" I recognized...that voice, it was the chief bully that I had defeated weeks before. He had been the leader of Mistress' bodyguards, so he had expected her to attend this auction. He was with a band of about 12-15 thugs who rushed at us in the narrow street. The damned fools should have waited until we had come to a wider street where they could all have. While it look empty she suddenly turns around facing Bonnie.Bonnie: Hey slaveKim: Don’t call me thatBonnie: isn’t that what you are? My little slave?Kim: (stand with a bit angry and nervous face as she realize she can’t say anything against Bonnie.Bonnie: Ok let’s start slave:first, you will always call me mistress when nobody are around.Second: The days with bras and panties are over. So hand them over now.Kim knowing that she doesn’t have any other choice starts taking of her bra, under her. I had resisted temptation long enough. It was time for her to pay the bill after dozens of blue ball sessions with her."You look great," I told her as I sat beside her and unsnapped her overstuffed bra, peeled it off her shoulders and mouthed her luscious left tit as I tossed it away. She seldom wore the thing when we played our exciting games, and she had outgrown this one I'm sure."Yeah," she sighed, "I do, don't I? Oh, that's so nice. You're such a good brother. I took a couple of pictures. Since they had both orgasmed recently, Susie took her time, just enjoying Billy’s dick and getting to know it better. She fondled it lovingly, inspected his balls and licked them gently. She gently sucked his glans and tickled his frenulum with her tongue. She scratched her fingernails on his ball sack and sucked him deep. Billy’s cock couldn’t ignore her manipulates and he stiffened in her skillful hands and hot mouth.After a while, with Susie continuing her loving manipulations on his cock,.