Zoey, a celestial goddess, sacrifices her divine power to forge a sword for Shawn, a mortal, to save him from danger, despite warnings of the dire consequences she will face. With the sword's power, Shawn rises from a refugee leader to emperor, promising Zoey she will be his only empress. However, as Zoey's health begins to fade, signs of potential betrayal emerge as Shawn returns from war with another woman by his side.Will Shawn honor his vow to Zoey, or will his ambition lead to her ultimate downfall?