Omega has been seized by one of Cerberus' most accomplished and brilliant agents, General Oleg Petrovsky... and Aria T'Loak is plotting her revenge. To reclaim her domain, she must team up with Commander Shepard. Shape Omega's future through four death-defying missions, and strike a devastating blow to the Illusive Man's plans. The war for Omega has begun - How far will you go to end it?