In one permutation of the mirror universe, Lieutenant Eileen Hessan was a Terran female who served in the Imperial Starfleet in the 24th century. In 2367, she was a junior engineering officer aboard the ISS Enterprise-D. Like many junior officers, Hessan was constantly on the lookout for ways to advance her career. She held the belief that the assistant chief engineers under Geordi La Forge were "hopeless" and only there because they were no threat to his position. When the primary universe's Geordi La Forge attempted to sabotage the Enterprise's systems during repairs, Hessan noticed a set of isolinear chips being beamed away after being removed from the ship's computer core. She notified Security Chief Deanna Troi of her suspicions, which in turn led to La Forge's capture. Troi promised