Top scholar Shattock is secretly a legendary sword immortal. To repay General Quinn, he investigates a case in the palace but unexpectedly becomes the prince consort to Princess Cecilia. Together, they resist the invading Northern Tribes and thwart Chancellor Rowan’s rebellion. Uncovering the truth behind General Quinn’s death, they find the paralyzed emperor is the real mastermind. Divine justice strikes the emperor, peace returns to the realm, and Shattock and the princess finally unite.