"Talk about distractions, you put on quite a show too," I said, untying her bikini top and cupping her splendid naked tits, "specially when you put on so much sunscreen, and with so much care..."

Didi moaned as I fondled her nipples. "Mmmhh yeah, I hoped you'd be looking at me, Teddy Bear," she purred, pressing her crotch into my thigh, "I took my time working the sunscreen on my titties just to give you a good show... Didn't Janie's big boobs distract you, though?"

I noticed the hint of tension in her voice, the note of insecurity there, jealousy even. I had to laugh as I hugged my sister...