It seems as if this is a self-destruction , why?" The man's
hands were behind his back, the wrists bound
with a cord. A rope closely encircled his neck." His hands being behind his back with his "wrist bound with a cords," is basically letting you know that he made up his mind, and that there's no turning back, and a rope is "closely encircled his neck," which explains that he's choking himself.
