I recognised the location immediately and thought how ironic it was that they had left me just ten minutes walk away from my own home - or was it? I c...ose to believe the former and set off down the street towards the safety of my own home. I felt very unclean and just wanted to shower away the whole day out of my life, forever.I became increasingly warm as I walked along the quiet street and although it was a bright and sunny day it wasn't enough to make me feel this uncomfortable. Once again,. ..."She was cut off as Mark's cock drove into her again."Yes lover, fuck me with your big cock...." she was saying again and again, her face twisting in a contortion of pleasure. She loved to be fucked doggie. Loved the submissive feel of the position. "Harder." she begged. "fuck.. Fuck.. Fuck..."Another orgasm waved over her causing her to cry out once more in a primal scream. When the orgasm had subsided Mark twisted her roughly slamming her down on her back. Her head hanging over the end of. ” She kissed me hard once more while pushing on my hand. “Touch me properly.”Who was I to refuse a lady?I ran my finger up and down the saturated material, tracing her slit beneath. She moaned and once more shoved her tongue into my mouth. Then I pushed the gusset aside and pushed a finger into the sodden furnace of her femininity. It slipped in all the way with ease and she breathed a single word into my mouth. “Yesss!”I moved my finger in and out of her slowly, not wanting it to be too. If you aren’t allowed to make mistakes, you will never learn,” Dad said.My sister was going to say something else about making mistakes and how she had already learned from the ones she made watching them on camera and disciplining me. I knew that before she opened her mouth.Annabelle interrupted Taffy before she could say anything.“Why is everyone so concerned about what I see or know? What’s the big deal? I saw Taffy lick Teddy’s penis. I saw mom lick Taffy’s chocolate factory,” she giggled.