The Bloodline Inheritance (Celtic Mythos Series #4)

Magicks and humans, friends and enemies, ally themselves in a battle to save all realms...

In his quest to become an Immortal, Elathan seeks the Emerald Crown of the World, which holds a magic so ancient and powerful that it's been hidden from all realms. As Earth's rightful Protector, only Brendan stands a chance to stop the golden god, to save the Earth and her inhabitants. But when Brendan falls under a curse that poisons his mind, Lizzie, Dorian, Frank, and their friends must band togeth...