It rubbed up the length of my shaft for a few minutes. I was thinking that it might be a dildo but it was warm, then it struck me that it might be a c...ck. I wasn’t too sure about this, and I pulled my cock out of the hole. To my surprise a cock was pushed through the hole and was now in front of me. I didn’t know what I should do, but decided to go with the flow. I knelt down and started to stroke the cock, it twitched as I did this and I decided it was now or never for a cock suck. I bent. Margo’s had a plunging neckline in front and was backless until mid-butt cheek. Thin and seemingly fragile platinum links ran down her body to a short skirt of chain.Carol’s was essentially a slave collar with shimmering waterfalls of links flowing from the collar over her breasts and down to thin belt, with tight lines of links forming a pseudo-loincloth in the front.Kelly’s was even more minimal. A slave collar with two single strands running down to a belt by way of her nipples. There was a. “You will continue to do it over again until you get it right.”Eventually, they had all applied their make-up to a reasonable standard. “It’s time for your lunch break, girls, and it will be a liquid lunch,” announced Miss Abigail. She went to a cupboard and took out 12 oversized baby feeding bottles. On the top were teats that looked like giant rubber cocks. She walked around the classroom handing them out. They contained a liquid that looked like milk. “You will suck half of the liquid from. At first I just took the head in my mouth. I run my tongue around the head of Pat’s cock in a circular motion and sucked on it. I felt the entire pink rim of Pat’s cock’s helmet with my tongue and circled it several times. I was so incredibly horny. Pat increased the speed and pressure of his mouth as he moves it up and down on my hard cock. I sucked on Pat's cock head and use my hands to squeeze his ball sack and milk more precum from his cock head. My mouth was full of precum and saliva.