Yaeger Doru, a Human of youthful age, possessed a nervous tic: biting his fingernails. He was employed by House Hirskaala.
During the year 31 BBY, Nim'Ri, the chief of security for Hirskaala, vanished, opting to enlist with the Cularin resistance alongside seven others. Consequently, Doru assumed Nim'Ri's former position.