Kala

NPC in northwest part of Hidden Camp (Act II), up the ramp from the healer.

Completing all 4 of her conversations will automatically award Kala's Poem:

 - "Wonder" available at start of Act II (Shadows in the Desert quest)
 - "Fear" available at start of City of Blood quest
 - "Noise" available at start of Unexpected Allies quest
 - "Noble Dreams" available at start of Blood and Sand quest