Li Ni is consumed with guilt for not getting his mother conferred a title because he had to reconcile with his father to ensure the Zhenxi army was successful against Sun Jing’s army. The Emperor is convinced by his eldest son to only send 30% of the Zhenxi army to quell Sun Jing’s army, which is clearly insufficient. They suffer losses as the Cui army swoops in to take care of matters. (Source: frankly at MyDramaList)