I guess I'm investigating to closely for tie ins to Kancolle, since eventually we do see at least one shipgirl appear by the end of NW II, but "Are they Witches, or will they manifest as Shipgirls" was my first thought upon seeing Hibiki and Gangut... err... Red October.

At this point, however, Sanya is clearly more a day combatant than the Night Witch she will become; Forshadows of what happens during the fighting retreat from Petrograd, Perhaps, as they give their all to keep those they have sworn to protect, protected? I'm also pondering probabilites based on memories of perhaps just how many survivors there were of this. Don't recall if there were only two or not, but We're about to find out in a few days...