Sacrificed by My Fiancée, Claimed by the Sea Witch

After his fiancée sacrifices him to the Sea Witch Erlin, Crown Prince Elias dies realizing the feared monster was his only true love. Reborn before the ceremony, Elias joins Erlin to expose the royal conspiracy, rescue his parents, awaken the Sea God's power, and destroy a centuries-old sacrificial system—before an ancient evil consumes the kingdom.