Thirteen-year-olds Matt Thorson, and Laurie and Fen Brekke have managed to assemble as many of the descendents of the Norse gods as possible. They've found Thor's hammer, and his shield. Together, they're ready to face down the monsters bringing the end of the world. Only when Fen is pulled to be the head of the pack of wulfenkind, and they find out that only Matt can enter the arena to fight the Midgaard serpent, the friends realize that they can't take every step of this journey together. Fen, Laurie, and Matt will each have to fight their own battles to save the world, to be true to themselves, and to one ather. So far, they've followed the path laid out by the ancient myths very closely. But one wants their story to end like the myths did, with a cast of dead and dying gods and monsters. Matt, Lori, Fen and their fellow champions must fight to against their destiny in order to save humanity.
Kelley Armstrong is the bestselling author of the Women of the Otherworld series as well as a number of books for young adults. Melissa Marr is the bestselling author of the Wicked Lovely series for young adults.