Mistress murrs in pleasure, rubbing back at Cara through her stomach. There is a loud gurgle from behind her, and the wall suddenly yawns open and squeezes her through the gap. On the other side of a small tube lies Mistress's lower belly, much larger than her front stomach... She would be able to move around in there comfortably, if she crouched down. It constantly rumbles and groans around her, giving her the answer she was seeking earlier.