Trapped in a Dating Sim: The World of Otome Games is Tough for Mobs (Manga) Vol. 11

The war is looking hopeless, and if the situation continues as it is, defeat is inevitable! Thanks to Myene and other members of the King's faction, Leon is assigned to be the fleet's commander-in-chief, but will his genius, and Luxion's incredible power, be enough...?
Meanwhile, Marie flees Leon, wailing that she has "lost everything!" and is enraged when Livia comes after! Facing off against Marie, Livia's own worries only deepen...