Step-sister practices oral skills on me

Step-sister has been practicing her oral skills and she's been eager to show me. I've been helping her hone her techniques, guiding her every step of the way. She's always up for a challenge and this time, she's ready to take it to the next level. She's got a thirst for knowledge and a desire to learn more. She's not just my sister in this fantasy, she's my partner in this intimate exploration. She's eager to please and willing to do whatever it takes to make me happy. I can tell she's enjoying herself, her eyes light up with excitement as she takes me deeper and deeper. She's a quick learner and it's not long before she's mastering the art of deepthroat. Her sloppy sucking skills are impressive and I can tell she's having a great time. This is a fantasy come true, a perfect blowjob that leaves me satisfied and her eager for more.