The General Staff Building, a governmental building for the Imperial Ruthenian Armed Forces. It houses the most secure bunker in the world, the Command Ops. Three years ago, Alexander commissioned the construction of a tunnel that directly connects the Winter Palace and the General Staff Building. This was upon the personal recommendation of Rolan Makarov, the current Chief of Staff of the Imperial Guards.
He believes that in this way, the Emperor won't have to go outside the Winter Palace to go to the General Staff Building, making it all the safer.
But before he heads there, he makes a quick detour to one of the many rooms of the Winter Palace.
"Oh darling, good morning. You're quite early to visit me," Sophie said as she peeked over at the easel.
"No darling, I'm heading to the Command Ops," Alexander said as he leaned over and gave her a smooch on the cheek.