Loki and Hermes close in on the god they suspect to be Enyo, while Finn and the other familia captains discover a sinister plot brewing deep within Knossos. The demi-spirits are preparing a massive spell that will wipe Orario off the map--and there's less than twenty-four hours to stop it. Finn leads his comrades in a dangerous operation to infiltrate Knossos and save the city, but to make it there in time, they'll have to successfully navigate the living, breathing labyrinth before them...