Mass Effect 2 - DLC The Equestrian Equation

Mass Effect 2 - DLC The Equestria Equation is a fanfic written by Loyal2Luna. The story takes place in between obtaining the Reaper IFF and the abduction of the Normandy's crew in the main game, when Shepard is tasked with finding a Cerberus research team. What at first seems to be a simple mission soon turns into a race against time to save? a species from extinction.

Plot
After retrieving the IFF from the Derelict Reaper, which will allow the Normandy to pass through the Omega 4 Relay, Commander Shepard is contacted by the Illusive Man. The Illusive Man says that he has recieved a signal from members of? Dr. Chadana's team (who were thought to have all been driven insane inside the Derelict Reaper), specifically her second-in-command, Dr. Horace Milligan. Milligan has sent an S.O.S, and was leading? part of the science? team in studying? the weapon? that disabled the Reaper? on Klendagon, while Chadana sent the rest with her to study the Reaper itself. The weapon is over 50 million years old, and doesn't run on element zero energy, but an energy source far more advanced than what the Protheans ever made. Milligan and his team were investigating this energy's residue when they went missing. The S.O.S is in Morse Code, and asks specifically to send Shepard. Shepard's mission is to? find Milligan's research and any surviving members of the science team, the transmission originating from a unexplored system in the Hawking Eta Cluster of the Attican Traverse. Believing that they need to learn as much as they can, Shepard decides to take? Tali'Zorah and Mordin Solus with him on the mission.