Definitely Dead
Sookie Stackhouse travels to New Orleans to settle the estate of her cousin Hadley, only to find herself entangled in the dangerous politics of the vampire queen of Louisiana. As she digs into Hadley's secret life, Sookie becomes the target of unknown enemies who will stop at nothing to keep the past buried. With her ex-boyfriend Bill caught in the middle, she must navigate a web of supernatural threats to survive the inheritance.
A young witch and Hadley's former landlady/roommate, who helps Sookie investigate Hadley's death and later moves to Bon Temps with her.
Yes. Definitely Dead (2006) is the sixth novel in Charlaine Harris's Sookie Stackhouse / Southern Vampire Mysteries series, following Dead as a Doornail.
Telepathic waitress Sookie Stackhouse travels to New Orleans to settle the affairs of her late cousin Hadley, a vampire and the companion of Louisiana's vampire queen, Sophie-Anne Leclerq. Investigating Hadley's death and possessions draws Sookie into the queen's court politics and a string of attacks against her.