"Hopefully it's about double penetrating someone," she smiled, reaching down and cupping my balls before settling in my lap and giving me my first kiss that wasn't something awkward with a relative from a different generation. Fortunately, theirs hadn't been wet and hers was, and it was long and lingering.

While we were still kissing I realized I'd gotten my first-ever blow job before my first-ever kiss.

I then realized I was swapping tongues with a woman I'd just shot two loads of cum into.

Weird. Cool.

"So, son," Dad said, as she eventually left for the kitchen, "what do you think of my theory now?"

"Tell me more," I...