"Mmm-" Ed assessed the fingers with a grim sounding grumble, glancing up almost dismissively at Tony's assertions that they needed to leave, shaking his head.

"Shelter. Water," he stated simply, gesturing to the forge and the snow outside in succession. "The rest can wait." There was a certainty to his words; it was lived experience. "That though-" he pointed to Tony's hands- "That'll kill you well before the hunger does. It spreads. Gets in your blood. It needs to be dealt with first. Then you can fuss all you like."