Without Mercy (Sean Dillon Series, Book 13)

A New York Times Bestselling Author As Detective Superintendent Hannah Bernstein of Special Branch lies recuperating from an attack on a previous mission, someone arrives and finishes the job. Consumed by grief and rage, Dillon, Blake, Ferguson, and all who loved Hannah swear vengeance, no matter where it takes them. But they have no idea of the searing journey, both physical and emotional, on which they are about to embark. Simultaneous publication with G. P. Putnam's standard print edition.