Your sister can really be a handful, it's no wonder she needs some special attention. But, honey, if you're looking for a way to truly satisfy someone, let's talk about what you should put in that pretty mouth of hers - not your brotherly affection, but a throbbing, hard cock. I bet she'd love to feel every inch slide in and out, making her moan and drool like never before. Think about it, penetrating her until she's a quivering, speechless mess, begging for more. Trust me, that's the solution she's been craving.