House of Night series. The book is teen fiction, and some visitors may already be invested in the series, if so the synopsis goes a little like:
“Things have turned black at the House of Night. Zoey Redbird’s soul has shattered. With everything she’s ever stood for falling apart, and a broken heart making her want to stay in the Otherworld forever, Zoey’s fading fast. It’s seeming more and more doubtful that she will be able pull herself back together in time to rejoin her friends and set the world to rights. As the only living person who can reach her, Stark must find a way to get to her. But how? He will have to die to do so, the Vampire High Council stipulates. And then Zoey will give up for sure. There are only 7 days left…”
There is a sample chapter you can read here and the trailer is below.