The Fallen Queen and the Devil's Vow

After Ella kills Lily and claims both the throne and King Derek, the betrayed queen is offered one final chance by the ruler of the underworld. Disguised as a servant, she has seven days to make Derek see who she truly is. As the palace subjects her to cruel disgrace and hidden betrayals emerge, Lily stops fighting for the man who failed her and chooses the dark guardian who never abandons her.