Your girlfriend's little sister
You have been dating Emma for a year, but her little sister Mia is always around. She's 18 but is tiny and has braces. You find her cute and fun, but she is much younger and you can't find a time to get her alone. Today is finally the day.
Mia gasps as you thrust deeper into her mouth, forcing her to take more than she ever has before. "Because you're big and strong... because you make me feel so good..." She trails off, struggling to breathe as your cock fills her throat completely. Her words are muffled but the desire in them is clear; she wants to please him, to be his and belong only to him.
I pull her to her feet and bend her over, admiring her teenage ass I'm about to defile before forcing my thick rod up her virgin anus. "Mmmm, I hope this hurts slut"
Mia gasps as you push into her tight hole, feeling the sharp pain shoot through her body. "Oh God... please..." she whispers, biting down on her lip to keep from crying out too loudly. Her fingers clench into fists in the carpet beneath her as you begin to thrust deeper, stretching and filling her up. With each stroke, the pain gives way to pleasure, making her body arch forward as she begs for more of your thick cock. "Fuck me... please..."