Darth Gerett was a Sith Lord and General in Rovaniss' Sith Empire.
As a young man Gerett suffered an accidental wound at the hands of his Master during a training session. The wound destroyed Gerett's jaw and resulted in the Apprentice killing his Master in a blind fury. Gerett was quickly taking for more training and became a highly skilled duelist. As a young man he made friends with fellow Sith Darth Lytin and also developed a close relationship with a female Sith.
During a fierce battle however, Gerett's lover was killed by Master Harash Soru. Gerett swore revenge on Master Soru and began an obsessive hunt for the man.