An ex-con is murdered in Yellowstone National Park while a bank robber's son is searching for the loot his father hid there 20 years before.
Bill Hickok, assisted by Calamity Jane, is after a foreign agent and his guerrilla band who are trying to take over some western territory just as the Civil War is coming to a close.
After a politician's daughter is kidnapped by a ruthless gang, a brutal policewoman is released from jail and sent after them.
