After former party girl Nikki Ashburne accidentally overdoses and briefly dies, she wakes up able to see ghosts.
A good thing, because she lost all her other friends in the process. Now she runs ghosts tours of Los Angeles with her spirit-friends' help.
So when someone starts exorcising the ghosts of Hollywood, Nikki scrambles to find the perpetrator before her livelihoodand her only friendsvanish forever.