Sir Miles Thackery, Europe's most famous fencer, arrives at Los Angeles, asks who's the best with the blade in the pueblo and immediately challenges and defeats unsuspectingly self-declared sergeant Mendoza, next the alcalde. As victorious champion he decrees that during his stay everyone is at his service, the alcalde even as valet. Don Alejandro is cheated out off a good part of his prize bull's auction price, everyone gets offended and abused, even Victoria, so Diego duels Miles, but as he can't betray himself being Zorro pretends to have hurt his ankle. Zorro ...

After singlehandedly chasing off five robbers, Zorro is bitten by a rattlesnake, and collapses at the farm of robber chief Alisio Turron, whose life he just spared in a recklessly engaged fencing duel; his wife Magdalena nurses the fox, resisting her initial temptation to collect the alcalde's fat cash reward on his head, but Alisio, whose Z-marked shirt she was about to mend, finds them, cowardly attacks Zorro who must fence left-handed, loses and rides to the alcalde, whose burning desire to get the fox proves too ardent once he and the lancers reach the Turron farm...