Based on

Movies like Blue Sky (1941)

Electrician Dol-soi who was from an orphanage loved Soon-yi who was a daughter of the pub in town. Soon-yi, however, loved handsome electrician Eun-ki and refused Dol-soi's proposal. One day, an awful electrician Ba-woo tried to rape Soon-yi in a dark place. But, Dol-soi rescued her. As usual, Soon-yi loved Eun-ki. Frustrated Dol-soi left the town alone.