It seems the Darkness has continued to infect others, and this poor guy looks more confused than enraged. Might he be one of the people Sam can save with a cure? Or is he doomed to die in a matter of time.
Endings are hard. Any chapped-ass monkey with a keyboard can poop out a beginning, but endings are impossible. You try to tie up every loose end, but you never can. The fans are always gonna bitch. There's always gonna be holes. And since it's the ending, it's all supposed to add up to something. I'm telling you, they're a raging pain in the ass.