The Merman King's Reborn Bride

Seraphina Shaw trusted Lennox in her past life, harming Merman King Caspian. Reborn, she frees Caspian, takes down Lennox. They thwart Prince Dorian, who covets the Merman's Pearl. A coup uses Sea-Burning Cauldron to slaughter mermen. Caspian transforms into a silver dragon, quells rebellion. Caspian becomes King of the Eastern Sea. Seraphina Shaw marries him.