Shephard goes solo as he saves a human scientist and tries to stall the reaper invasion of Earth for as long as possible.
In this DLC, Shephard discovers that Liara's friend, whose named feron, is being held captive by the Shadow Broker, an information dealer. This means that Shephard has to help Liara break into the Shadow Broker's lair and save her friend.
Shephard is sent to investigate what happened to a Cerberus research facility on an isolated planet. There Shepard finds that Cerberus was performing experiments to find a way to control Geth, but the Geth have completely overrun the facility.
Cerberus has procured the service of Kasumi Goto, the galaxy's most enigmatic master thief. In return for her help, Kasumi has asked Shepard's help on a dangerous heist to infiltrate the vault of a deadly master criminal named Donovan Hock.