Il presagio

After a robbery, a fleeing bandit kills an old trapper to steal the horse that the man keeps in the stable, thus managing to reach the accomplices with whom he had agreed a meeting point.  Zagor joins the group hunting the gang of robbers... but also the victim's son, Miles, determined to avenge his father, wants to make his father's killer pay personally. And Miles is actually someone Zagor knows by another name...