The Raven Cycle Series Novels

Opal (The Raven Cycle 4.50) by Maggie Stiefvater
The Raven King(The Raven Cycle 4) by Maggie Stiefvater
Blue Lily, Lily Blue (The Raven Cycle 3) by Maggie Stiefvater
The Dream Thieves (The Raven Cycle 2) by Maggie Stiefvater
The Raven Boys (The Raven Cycle 1) by Maggie Stiefvater