Lady, Your Substitute Groom is the Celestial Emperor

A romance that begins when a bride learns her wedding groom has been replaced by a substitute, and the stand-in turns out to be the Celestial Emperor himself. Her unexpected marriage pulls her into a grand celestial world where a union meant as a formality slowly becomes something far more personal. Expect a romance shaped by an unlikely pairing, with feelings growing between two people whose circumstances keep pulling them together and apart.