Gracie took Roark's silence as a yes, and stood up. Chaka was about to open his mouth and ask her not to go, when she gave him a look to say 'Don't say a word', he got the message and stayed quiet. As she was about to leave, she prayed to the Great Kings that she'd come back and both cubs were un-harmed.
"Behave", she told them quietly, before leaving the cave and walking out into the savannah, hoping she'd find something soon.