As a trainee in the Black Dagger Brotherhood's program, Boone has triumphed as a soldier and now fights side by side with the Brothers. Following his sire's unexpected death, he is taken off rotation against his protests-and he finds himself working with Butch O'Neal, former homicide cop, to catch a serial killer: Someone is targeting females of the species at a live action role play club. The Dagger Legacy, 4.