"The Aenar" is the fourteenth episode of the fourth season of Star Trek: Enterprise and the third episode of a three episode arc.
Admiral Valdore gazes out a window on Romulus as Senator Vrax complains that the mission they were assigned to has become a disaster. The Romulan Senate expected them to cause political discord throughout the Alpha and Beta Quadrants but, for the first time ever, the Andorian and Tellarite governments have now formed an alliance.
Aboard Enterprise, T'Pol informs Archer, Reed, Trip, Phlox, and Shran that the drone-ship is being navigated using telepresence - a process which allows remote operation of a vessel. Shran comments that in the past, the Andorians experimented with telepresence for a short period of time. T'Pol suggests that Enterprise build their own telepresence unit to interfere with the Romulans' navigation of the drone-ship, but they must go to Andoria and seek the help of the reclusive Aenar to accomplish this.
Archer and Shran beam down to the frozen Northern Wastes of Andoria, Archer remarks at how cold it is and Shran informs him that Andoria is midway through its hottest season. The captain and Shran begin to search for the entrance to the Aenar compound when, suddenly, the ice gives way beneath Shran and he falls to the base of the slope...