Helena has always been drawn to Kanefire Castle. The mysteries that lie behind its locked gates is something she's determined to solve.

For years she watched girl after girl go to the castle only for them to return home days later. Now on her eighteenth birthday, it's her turn.

Lucas hates Kanefire Castle. Every room, every brick, but he can never leave not until she sets him free. The girl who can love him even after all he's done.

The problem is none of the girls who have visited the castle stick around long once they see what he and everyone else at the castle become once the sun sets.

The darker the heart, the darker the creature they become.