Diego was separated from his family in the early days of the Infection. Since then, he has moved from town to town and place to placegetting by as best as he can. Recently, he has met and joined up with a motley crew of other survivors. After an encounter with a pack of the Infected, members of the group begin to disappear in mysterious and macabre ways. It becomes clear that not everyone in the group is telling the whole truth. Can Diego and his new friends discover the traitor amongst them before its too late?