With the warm waters lightly churning around her, she can't notice an extra bit of churning that starts as soon as she slides into the water.  The first section is very deep, so that the hatchlings below have room to grow before they move out onto their own.  However, the alpha female of the group is designated the protector of all the hatchlings, even those not her own.<br/><br/>At the movement above, she knows exactly what is going on, that the solitary female has entered the main pool, and mentally smiles, knowing the feast that waits above.  While Oyushi walks along the ceiling of the tunnel, a light touch slides along her spine, from the base of her neck, down across her one-piece suit, and pulls away when it crosses down across her rear end.