"Oh god, baby. You're amazing." I sighed, as she purred happily in response. Her eyes were watching mine as I gazed down at her. I brought a hand down to graze her cheek, affectionately, and her eyes close softly. She let out a contented hum that vibrated down my cock and made it lurch against her. I felt my balls tightening up and ran my fingers through her hair, trying not to buck my hips into her face.

"Jesus, Amy. I'm gonna come." I groaned. She just purred around my cock and began bobbing her head faster. Within moments I began erupting in my sweet baby sister's mouth. She moaned...