Pip silently watches Keshkaru's unsteady exit trying to determine what might have caused such a reaction. There were no obviously visible injuries, so maybe it was that unnatural smoke? An idea starts to form in his head and he dashes over to the stream, dropping his bow along the way. Tearing off a section of his shirt he dampens it in the water and ties it around his face, covering his mouth and nose with the makeshift mask.

Spoiler: OOC
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Action 1: Move over to the water.
Action 2&3: Prepare the facemask.

If you think this would take more than one round I can continue this task in the next round.