http://www.youtube.com/watch?v=hdvrHoUggyQ

Continues from where Episode 1 left off, with Randall still left on the abandoned world. As he and Shakti start to explore the planet searching for a way off, Randall begins to realize that there is more to the planet then meets the eye. And when he gets a message from a UNSC ship evading a Covenant fleet, he realizes that the battle has only just begun...