"You got hard again."
"Only after licking you for a bit. At first... well, I told myself I wanted to make sure you came. Only seemed fair."
"Very fair," Steph agreed.
"It was so hot making you cum, though. Or just the way you wiggle around when I'm trying to lick you."
"You lick good."
"And once I was horny again, forget it. Didn't want to stop in case that was it."
"Wouldn't have been. You need to get off again, at least."
"Didn't know how you'd feel. Couldn't risk it."
Steph smiled goofily. "You make me sound so amazing."
"You are."
"Even if I'm your li'l sis?"
"Maybe... maybe...