Muse is both a common term for a handheld Cognet linking device, and also a specific brand of said CogLink device. Functionally the Cosmic Era version of a smartphone
Salvation to oneself is bought through the salvation of others…
A staff of great power in the hands off those who manipulate the strands of fate.
Could come across a band of refugees. Could have been thrown out of their town by a tyrant taking of their land, bought out by somebody unexpectedly, fleeing a battle they know is coming their way. Could be proof of what they are searching for, hints and tips of what is to come, or just to broaden the reality of the world.