JULIA

"Wait a minute," Shasta said. "How will I know she isn't faking an orgasm?"

"If you stick your fingers in her cunt when she says she's climaxing, do you think you can tell if she's actually cumming?" I asked.

"Yeah, I can tell."

"Then you may test her when she says she's cumming."

Shasta nodded.

"Go ahead Master Chen. Whip my sister slave."

Chen tested the whip on himself first, like a good Master, finding something he was comfortable with. I was pleased to note he chose to strike her at something less than he'd found for himself. Red stripes appeared on Lisa's stomach. She barely squirmed in her...