When the unconscionable Elias Graham and his gang desecrate an Indian graveyard, looking for the gold buried there, and then attack a nearby village, Graham learns of the Indian ancestors' honored white friend, Seth MacLeod, and of the gold deposits in Rainbow Mountain. Graham and his gang travel to Rainbow Mountain and search the house built on the old MacLeod property, which is the home of Julius and Jade Neil. He finds among Jade's belongings letters...