...moaning noises against the gag, tossing her head this way and that. All of it was turning Nikita on more and more, until finally she couldn't take it anymore. She pulled aside the fabric- so…beautiful…- and thrust a finger inside. A grunt escaped from the recipient's mouth. Nikita moved her finger around in tiny circles, feeling the soft succulence of the little girl's inside. She let it rest in place for a few seconds, rejoicing in the sucking sensation going on around it, then hauled out. Her finger was as warm and as wet as a dog's tongue.
"Wow," she acknowledged, staring at it. "You're hungry. I almost brought you to the edge, didn't I?"
Frida opened her eyes, still looking up at the ceiling, and mumbled something into the gag.
"What was that?" Nikita asked. She slid off the bed and took the gag out of the blue-haired girl's mouth.
"I said," Frida repeated, looking at her sister, "you couldn't make me cum if the instructions were on a dildo." Her eyes burned with hatred.
"So now you're angry at me," Nikita observed. "Fine. But I'm gonna hold you to that." She stuck the finger in her mouth, licked it, then wiped it across her little sister's lips. Frida tried to spit it out.
"Now, what's going on here?" Anita's voice sounded. Both Nikita and Frida turned to the doorway. And both of their jaws dropped open.
Anita was standing in the...