When her husband dies en route to America| Martha Price and her daughter Hilary are left to carry out his dream: the introduction of Hereford cattle into theAmerican West. They enlist Sam "Bulldog" Burnett in their efforts to transport their lone bull| a Hereford named Vindicator| to a breeder in Texas| but the trail isfraught with danger and even Burnett doubts the survival potential of this "rare breed" of cattle.