Li State's attack at the Xia Tang border accelerates, so ruler Jing Hong cedes fifteen cities to ruler Wu Yi. The Grand Princess of the Yin Empire realizes that Wu Yi has eyes set on the Yin Empire and orders Jing Hong to stop Wu Yi's army at the border at all costs. Knowing Wu Yi's army is strong, Jing Hong devises countermeasures to strengthen Xia Tang army. Meanwhile at Ji Palace, Baili Yin is cruel to the students, nearly getting Gui Chen killed in a battle training class. (Source: frankly at MyDramaList)