jack little
When you’re having sex and someone sticks their thumb up your butt. It’s like a surprise from the inside.
I was doing it doggy-style, and his thumb went up my butt. I was like, ‘What the hell?’
She stuck her thumb up my butt during sex. I was like, ‘Why?’
He did that thing with his thumb, and I was like, ‘That was unexpected.’