Forests of the Night — Jennifer Skogen

The Door of the Dead is open, and Macy hones her newfound powers destroying the ghosts who emerge. However, when she meets a ghost who reminds her of her dead brother, Macy decides to spare him. While Dominick and his friends try to find a way to close the Door, Macy's dangerous friendship grows stronger. Ultimately, everyone must decide what secrets are worth keeping, and what price they are willing to pay for them.

The Haunting of Grey Hills is a six-book series from EPIC Press.