Heads of rival Mafia clans Rosa and Alessandro refuse to give up their love for each other. But it incites the rest of the shape-shifting Arcadians against them, and after a vicious attack by an unknown enemy, the pair go on the run. While searching for answers, they discover an ancient prophecy that predicts the destruction of Arcadia.

With assassins from their own family, bloodthirsty hybrid beasts and the ruler of all Arcadia hunting them, Rosa and Alessandro must discover the truth behind the prophecy - but will it be the key to unlocking freedom and a future together, or the final nail in the coffin for all Arcadians?

The nail-biting finale to this epic YA series.