I wonder why, but until this chapter, I tought Tsubame was smart enough to see things cleary, but I can't shake this feeling that she turn him down just because he's 2 years younger than her, nothing else, and that's fucking stupid. She can't even realize that and make excuses like platonic love...
So Void was there from the beginning? I now undestand why he was the 1st one to be attacked when Skull Knight went to save Guts and Casca. Maybe he killed the other 4