Following the conspiracy's dismantling in 2293, Ariadne journeyed to the distant Dark Range Platform, where she posed as a banker to fellow Starfleet Intelligence operatives, Commanders Nyota Uhura and Pavel Chekov, on a secret mission. There, she saved them from the Klingon smuggler Kort's Andorian thugs, gaining vital intelligence in the process. She stunned Uhura and Chekov, leaving them for dead, then subsequently murdered Kort.
When the USS Excelsior arrived at the planet Chal, Ariadne located an armory/museum, and attempted to kill James T. Kirk and his lover Teilani in order to retrieve the armory's computer data. However, Kirk stopped her and destroyed the information. She died with her father on the a K't'inga-class Klingon battlecruiser when he attempted time-warp within the corona of Chal's sun. (TOS novelization & comic adaptation: The Ashes of Eden)