Married a Vagrant, Became the Sea Queen

Her sister steals the duke, then schemes to marry Thetis to a penniless vagrant. Everyone expects her to be cast out and mocked. But the duke was her past-life nightmare, and the vagrant is the Sea King of Atlantis. Betrayed by family, framed by nobles, targeted by her sister, Thetis refuses to be anyone's pawn again. When the Sea King's identity is revealed, all who mocked her kneel and beg for mercy. The discarded daughter will become the most powerful woman of the Seven Seas.