Spanning a thousand years of tangled lives, ONCE UPON A TIME is an epic tale of the powerful forces that drive mortals and gods alike toward revenge, loyalty, and love. Bai Qian, a goddess and monarch from the Heavenly Realms, is sent to the mortal world to undergo a trial to become a High Goddess.
There, she meets Ye Hua with whom she falls in love and marries. However, when an old enemy reappears in her life, everything she holds dear becomes threatened.