Yang Ji-il

During the Japanese colonial era, roughly 400 Korean people, who were forced onto Battleship Island 'Hashima Island' to mine for coal, attempt to escape.

Daechi, the place with the most enthusiasm for academia in Korea. 'Yunim' who once dreamed of becoming a novelist lives out her life as a Korean instructor in Daechi. However, on the day the midterm exam is about to end on the middle school where Yunim is in charge of, the teacher of that school comes visiting Yunim. The schoolteacher 'Kihaeng' is Yunim's ex-boyfriend 10 years ago. Now, the two becomes the topic of gossip among the parents of Daechi.

Yoo-seong, who has a crush on Tae-woo, is an aspiring webtoon writer. Yoo-seong tells Tae-woo the story of the romance genre with his own heart.