From my vantage point I had a great view but unfortunately it did have quiet an effect on me. My bathers were typical swimmers and I was very concerne... that she would notice what was happening. Susan had her above her eyes and I could have sworn that she was staring at my crotch as we chatted. That just embarrassed me and made more conscious about my hardening cock. We wandered inside and Susan threw on a summer dress and then did something I will always remember. Susan slipped her bathers off. "Glenda, I believe you know Julie Taggart. Julie this is Glenda Ruth McKinney our test subject for the evening," Walker introduced the girls."Um, Sir I thought the student was a man," Glenda said with a quiver in her voice. "I don't know about sex stuff with a girl. Especially her."Julie smiled and stood up, "Please Glenda don't fight it. Your profile shows you to be a submissive girl with repressed lesbian tendencies. Tonight you get to experience that with no strings attached." Well there is. "For all but five or six of those days each month you were relatively safe anyway, which means you had sex roughly ten or fifteen times when you were fertile. Since spermicidal alone is only effective 30% of the time anyway, that means that, for all intents and purposes, you had unprotected sex ten times. That's probably how you got pregnant." But..." She didn't know what else to say."Read the instructions," he said. "Every method of birth control except the pill suggests that you use multiple. I presume she’d found his stiff cock, why wouldn’t it be stiff? Mine was!Tree told me later how sexily he danced, how he stood and took the lead, the way he held her, firmly but gentle and the way his muscular thigh pressed against hers parting her legs just enough as if to say “Hi”, she said, “I could tell I was dancing with no ordinary guy. It was exciting; being touch by a complete stranger, it was naughty, forbidden but the eroticism was immense, I felt a power over him having something he.