Somebody's just pumped Clint Adams' old pal Talbot Roper full of lead. Who did it and why, only Roper knows-and he isn't talking. Not much to go on, but Clint aims to nab the pistol-packin' vermin who's responsible.But the Gunsmith's search leads him onto a trail of stolen gold. The thieves have robbed the railroad, hidden the loot-and murdered two of Wells Fargo s best men. Now Wells Fargo wants revenge, the Gunsmith wants to find a killer, and everybody wants a cut of the reward money. And the Gunsmith's battle is just heating up. His next stop is Mexico-where some hotheaded revolutionaries are riding into town, hungry for gold... and thirsty for blood!