|aWhen the ferocious shape-shifting Kraken awakes after thousands of years and threatens the Mer, Sapphire agrees to help them by going with her brother Conor and their friend Faro into the Deep to lull the monster back to sleep.
In this third book of Dunmore's exciting fantasy series about the underwater world of Ingo, a young girl who has both Mer and human blood travels to the darkest ...