A man and woman happens to meet on a train. They fell in love at first sight…

though, the man gets off to transfer and they get separated.

This romance is repeated over time – every era of Taisho, Showa, Heisei, and Reiwa.

Now after 100 years, can they be connected with eachother?

In the film, a transition of fashion and mind of people through 100 years were reproduced. Furthermore, the vehicles which run in each era were reappeared by using computer graphics.