He left the door open, though. September sees all of this, his head tilted. He... doesn't quite know what to do.

September stands in the doorway, snared in an indecision. He does not do well at all with displays of emotion. And yet... Walter is his friend. He... should do something. But what?

After a little more thought, September steps a little hesitantly into the room and approaches Walter, then reaches out to pat the other man's shoulder.