Rebirth of the ReVelant (Prymzia, #2)

The Elders gave Luke, Frankie, and Emily a drink from the Elders' cup and sent them home through the veil to wipe away all knowledge of the secret island, the pearls, and the Gift. Many years ago, Carthia sacrificed himself by encasing the sea monster, Leviathan, in stone to protect Prymzia. However, the monster is now free. After a fierce battle on the Prymzian shore, the beast escaped into the ocean. The Elders said Luke and his siblings would be safer on their home island rather than Pry...