Self-indulgent young writer Thomas Gadwell has traveled from Boston to the new Hotel Del Coronado in California to at last finish his novel when he meets the clever and headstrong Miss Mary Harting. At once Thomas tosses aside his literary pursuits for a charmed summer of romance that ends with the happy couple making future plans. However, Mary Harting is the only unmarried daughter of notorious railroad tycoon Charles Harting, and he has no intention of letting a useless wordsmith derail his own critical plans for Mary. The couple must continue a clandestine courtship, but Thomas' ingenuity...