Hua Yutang, the nation's defending female general, went to the palace to meet the emperor to seek justice for her mother, determined to strip her biological father Lu Buxing of his title of Duke of Ying. Before she could complete her official errand, she unexpectedly gained a husband! Jasper Xiao, the dynasty's only prince, had only climbed over a wall by accident, only to end up as the matrilocal son-in-law of the General's Manor. The sudden identity contrast caught him completely off guard, and his father the emperor kept pressuring him to produce an heir, much to his distress. The two people with vastly different personalities were forced to live under the same roof. While investigating past grievances and punishing her biased father, Hua Yutang also began to train this unexpected husband. Jasper Xiao gradually shifted from being overwhelmed at first to becoming her most tacit partner. The two joined forces to handle the capital's troubles, sparking unique chemistry amid their bickering and contests, embarking on a sweet and satisfying ancient-style romance.
