When Daisy Hopewell's husband is killed in a railroad accident, she's left with no pension or provision for the future. Her three sons help her open a bakery and sell doughnuts in northern Utah Territory in 1869. Alex, the oldest, believes it 's his responsibility to take care of his mother and brothers. With the help of friends in the Union Pacific Railroad, Daisy secures a great location for her bakery at Promontory Point. Everyone converging on the Utah plains knows when the Union Pacific and Central Pacific Railroad lines join, history and fortunes will be made. The Hopewells want enough profit to pay off some bills.
But nothing is simple. Alex's brother shirks his duties by dreaming up new-fangled contraptions. A blond-haired girl complicates his life. And menacing gunmen hide a mysterious package at the family's bakery. In the midst of almost losing thing the Hopewells discover something more exciting than the historic event they are allowed to witness. The third and final installment of the Adventures on the American Frontier series.