Mass Effect 2

After the events of the first game, Commander Shepard is gunned down by a mysterious alien race known as the Collectors during an ambush. Two years after the attack, Shepard is brought back to life by a mysterious organization called Cerberus. Cerberus gives Shepard the mission of learning more about the Collectors and discovering why they kidnap entire human settlements. For Shepard to complete what appears to be an impossible assignment, he will need to assemble a crew.