Behind Closed Doors [BDSM Erotica]

He growled in my ear.
"Do they know?"
"O-Of course not!" I manage to let out.
"Well, they're about to."
He tugged my ponytail harder, as I struggle to keep quiet.
"Why do you have to show them?" I scoff, earning a slap to my ass.
His hands moved down me.
"Because they need to know who owns you."