The Watcher (Night Realm Series, #1‪)‬

Sloane lives with her unconventional mother, who doesn't know how to cook, and looks at life through her elementary teacher's lens. Sloane's best days are when her car's air conditioner decides to work.

However, that changes on the night of her 18th birthday. At the stroke of midnight, she is transported to the Night Realm, where she discovers her family's heritage is far more extensive than she could have ever imagined.

In the Night Realm, a world plagued in darkness and monsters, Sloane is thrown into the midst of an unending battle between the Realmers and Nightlins. Here, she may finally learn the truth behind her father's disappearance and his key role in Earth's possible conquest.

Will Sloane find her father? Will she master these strange new powers? Join Sloane as she embarks on the first of many adventures.