Noting the rising stress level of the human, as well as her chance of taking ill, the male lets her know that should she wish it, let the female know, and she will let the human return to the surface for better equipment and some rest.  A sick carrier would not do for the hatchlings or even for the adults.  At the signal from her mind, the male then starts off back towards the entrance, moving slowly so that Oyushi doesn't lose any of her gear, and shortly thereafter, the pair slow to a stop, and she's gently placed upright on the stone between tunnels.