The Flesh Labyrinth - The Lost Ones Trilogy, #3

The final book in The Lost Ones TrilogyThe fate of both the world of the living and the world of the dead depends upon whoever reaches the blue flame first. Makin and Frankie, led by Queen Istil, must race through the fey labyrinth in order to get to the flame of Tuatha before Erchon, the rogue elf, can get his hands on it. But the maze is filled with dark creatures and more zombies by the minute.
If Makin wants to save his brother's spirit, along with the rest of both the living and the dead, he needs to figure out the way through the flesh labyrinth before it's too late. Book 3 in The Lost Ones Trilogy