Sim Aloo was a Force-sensitive Human male noted for his patience, wisdom, and silence. He served as an advisor in the office of Supreme Chancellor Palpatine in the final years of the Galactic Republic, during the Clone Wars. Following Palpatine's reorganization of the Republic into the Galactic Empire in 19 BBY, Aloo continued to serve the new Emperor as his senior political advisor in the Emperor's Inner Circle for the duration of the Imperial era. Being Force-sensitive, he trained as a Dark Side Adept.