Yamatai was a cold, rainy environment. The lack of warm clothes due to the crash of the boat had a big toll on everyone. Lara had decided to distance herself from the others, but of course you were observant enough to realize she was freezing. So you sat down next to her and kept her warm.

Lara looks surprised at you, her face frowning then going back to the somber face she wore before that. "What are you doing?" she murmured. She had rather you being warm by the fire.