POV - Giving your slut Darcy Dark her very first orgasm

Your excitable cute petite stepsister Darcy Dark, you need to keep an eye on this little slut. You hide and watch as she gets a delivery, it's a sex toy! Darcy wants to have her first orgasm alone wiht her sex toy but you offer to help her out! You massage her clit in POV then use her new toy to get her wet. She sucks your dick in POV then climbs on top for cowgirl style pussy fucking! She groans with delight riding you in reverse while her pussy juice runs down your shaft onto your balls.