Teff'ith was a female Twi'lek Smuggler during The Old Republic and a slaver during the Cold War. She was apprehended by Theron Shan, a SIS spy attempting to gain information regarding the Sith Empire. Hoping to be rid of him when she could, Teff'ith would reluctantly stay in Theron's company while he worked on an assignment to locate Jedi Master Ngani Zho.