"You're the hardened skin of the egg. You prevent the other sperm from penetrating."The girls formed a shield with interlocked arms around Angela and ...oey. The boys bounced against the girls."Easy," I said to the boys. Boys could be such butt heads.I continued, "The fertilized egg begins to multiply." I pointed at a boy and a girl and said, "Group hug!" They put their arms around Angela and Joey. "This happens rapidly."In boy / girl pairs I had them simulate a growing egg until all the students. Dasa minute pare gote bada glass re glasse dudha nei delabelaku se bal bal anei rahila Bhauja kahile nia piidia thanda hoijiba usum achhi bhal laagibaSusthnya: Ehita ta gaai khira deuchha mu ta dudha maaguchhi Dudha dele piibiBhauja: Ki katha aau keu dudha maaguchha sabu dina ta epari glasse ane je dhak dhak piija aaji kana helaSusthanya: E dudha naai bhauja mu aaji tuma chhati re thiba dui dudha maguchhi duita ta bada bada sapuri pari achhi gote glass pii paribi ki naai hele damba bandichhi. I could have looked the building up where she works and tried to visit her there, but I knew to take the hint. She didn't want to be found. Got it. Right then the rooftop door slammed open with a gust of wind, which was odd considering it was shut. The super had given me the key to get back down. I looked back toward the opened door, only twenty feet away. Time froze as we looked at each other, both completely speechless. She held a purse, and was pulling something out of it, then slowly. The boys stared at my tits as usual and I was loving it. I was also looking at all the boys, even the teachers differently, wondering how big their cocks were, if they liked to fuck hard like Mr. Miller did. The end result was that by the time I got home I was so horny I ran upstairs and shoved three fingers up my dripping cunt and fucked myself till I came three times. Tuesday was just the same, and by Wednesday I was going out of my mind with my need to be fucked. I didnt know what to do, our.