The wagon train is losing horses at a rate of 5-8 a day due to grazing on locoweed which is ultimately fatal. Running short of horses Chris decides to send Bill Hawks on ahead to the John Kaylor horse ranch for fifty replacement horses. Chris and John are old friends and Kaylor had written to Chris saying he would sell Chris all the horses he needs for $10 a piece. Chris last saw the Kaylors nine years earlier when the daughter at the age of nine agreed to marry Chris. Bill arrives to find a funeral ceremony at the cemetery for the burial of John Kaylor. Bill returns to the ranch with Grace and her step-mother, Naomi. The foreman handling affairs for Naomi raises the price to $20 a head angering Bill. At dinner it becomes evident that Naomi is not mourning her husband's death and her interest is in money and travel. Naomi is quite beautiful as she was 30 years younger than her husband. In contrast the daughter Grace is much plainer but one of the ranch hands, Tom, is in love with her....