This is the story of two people in the 1930s who bonded by the railroad and their eternal love. They come from completely different walks of life. Nick Greenwood is a working-class railroad engineer from America. Serena Rose is from a high-class English family. After a chance encounter, they begin to fall in love, but not everything is so rosy for them.
There is one member of Serena's family that will need extra convincing that Nick is good enough for Serena. Meanwhile, a strange new student at Serena's school will lead her to trouble.