Reborn Tide : Poseidon's Bride - Episode 13

Betrayed and murdered by her jealous sister Calantha and abusive fiancé Prince Ryker on her coronation day, mermaid princess Seraphina is reborn 10 years earlier. When Calantha steals Ryker to avoid her own miserable fate, Seraphina defies everyone by marrying a "lowly water demon"—who is secretly Poseidon, the all-powerful Sea God. Now she will exact brutal revenge and claim her rightful throne.