They have decided to not attack Sargon's boundaries until this winter's end, because that's the reason he sent that assassin but Theodore isn't going to fall in that trap. Attaching them to this weather might backfire them, he will lose his men. He wanted the next attack to be strong enough to put this war to an end. He wanted to avenge those who plotted to kill him and for every drop of blood that Maximus spilled, he wanted to kill the men in Sargon's family.
Having this much rage in his mind, he still maintained his charm and resting on the chaise in the living room. From this whole incident, Theodore starts to wonder whether he misunderstood his brother?
Their relationship torn apart because Theodore thought Maximus tried to kill him, but he saved him the other night and got hurt. If he wanted me to die, why would he do that? Theodore thought, contritely.