This volume is part of a longer graphic novel series, and while each installment offers a self-contained narrative arc, readers will benefit from starting with the first book to fully appreciate the protagonist's evolving journey and the overarching plot.
The graphic novel series, of which this book is a part, has been adapted into a major motion picture. The film captures the detached and methodical tone of the source material, focusing on the psychological aspects of the hitman's life.