Olivia, Empress of the Rhone Empire, who died in the conspiracy of her husband, the emperor, wakes up in the body of an unknown woman who lived in a slum.
She then arrives at the Duke of Lucas, the 'real' heir to the throne, who was ousted in a coup and her ex-fiance.
Olivia hides her identity and proposes to Lucas,
"I wants to form a marriage alliance for each of our revenge"
Will their revenge be successful?