"Can you make me c*m like that?" Susan asks, sincerely.
"Not without the Transmitter." I answer honestly, stiffening my c**k inside my sister's mouth. "But I can f**k you as long as I want without cumming." I say, smiling at her.
"That's what you did with Nicole and I last Sunday, when you didn't c*m inside her? I nod. "I want you to use the transmitter on me to give me this kind of control over my orgasms." She says excitedly. "c*m in my mouth again." She says, wrapping her lips back around my cockhead. I shoot another load of c*m into her mouth.
"My god! This is amazing!" She says, unzipping her skirt and letting it fall to the floor. She rolls her wet panties down her thighs, drops them to the floor and steps out of them. Pulling her halter-top off, she kneels back down, wrapping her
