Crystal storm Falling kingdoms series, book 5.

An epic clash between gods and mortals threatens to tear Mytica apart . . . and prove that not even the purest of love stands a chance against the strongest of magic. MAGNUS and CLEO are forced to test the strength of their love when Gaius returns to Mytica claiming he's no longer the King of Blood but a changed man seeking redemption. LUCIA , pregnant with the child of a Watcher, has escaped the clutches of the unhinged fire god. Her power...