He was spacing out some, honestly, the cold stalling him out even as he tries to get their fire started. Frank takes the lighter from her with a somewhat owlish blink as he watches her traipse off and turns back to his task, redoubling his efforts. By the time she's back with the blanket, a baby ember is steadily gaining confidence. Once Frank is sure it can sustain itself, he turns to see what she's doing, Rocky trailing after her closely. Folding one leg under himself so he can watch her uninterrupted this time, a smile starts to build without him putting any effort towards it at all.

"Good call," he murmurs, waiting to see where she'll settle before he tries to move, he's rather enjoying being right next to the flame anyway since it's not throwing tons of heat yet.