SOPHIA

My entire body locked up as Cain’s voice stayed perfectly calm on speakerphone. “Yes, Mom, Sophia’s right here with me. She’s making excellent progress on her thesis. Very dedicated.”

His thick cock was still buried deep inside my dripping pussy, throbbing against my walls. I was bent over his desk, skirt bunched around my waist, panties tangled at my knees, breasts smashed against the wood. Fresh slick from my last orgasm coated his shaft and dripped down my thighs. His fingers kept rubbing slow, torturous circles over my swollen clit, keeping me right on the razor’s edge.

I bit my lip so hard I tasted blood, fighting the moan...