The reason why we took the train.
Sulan, who works in a factory in the summer of 1978, begins learning photos with other female workers from Seok-yoon, the owner of the photo studio across from the factory. Seok-yoon, who had been closed, began to open his heart to female workers, but began to feel uneasy about the female workers' labor movement.
It's not her turn, but she's pregnant.
