The Raven King (Book IV of The Raven Cycle)

The Raven King (Book IV of The Raven Cycle) by Maggie Stiefvater
 
This is the fourth and final spellbinding book in Maggie Stiefvater’s addictive quartet. Blue has always been warned that she will cause her true love's death, but as her life becomes completely caught up in the strange and sinister world of the Raven Boys, she's not so sure she can escape her fate. Packed with magic, mystery, and adventure at every turn, this is a beautifully written story that's perfect for teen readers.