The South Column of A Day of Accidental Discovery is played by Jin Yongda. I studied business and trade at Fudan University, and the cold image in the play made the smile in his life photos seem to have some bad feelings. "A Day of Accidental Discovery" is a romantic fantasy school drama directed by Jin Shangxie, written by Song Xiaying and Yin Zhihui, and starring Kim Hye Yoon, ROWOON, Li Zaixu and Lee Na Eun?. It premiered on South Korea's MBC TV station on 20 1912.

The play is adapted from the online comic book "Accidental Discovery in July" written by Wu Liuyuan, and tells the story of female high school students who realize that they are only supporting roles in campus comics, resisting the established fate and harvesting love.

Synopsis: Yin Dragon Boat Festival (Kim Hye Yoon), a rich girl with congenital heart disease, is studying in an aristocratic high school. She is not only kind-hearted and popular, but also has a handsome fiance (Li Zaixu). For some time, Yin Dragon Boat Festival found that her life had changed strangely. Her life is like a fragment. Except for what she experienced now, all the skipped times and scenes are blank in her memory.

What's more, she found that her words and deeds were not consistent with what she really thought, and even she had the ability to predict the future. Yin Dragon Boat Festival thought it was a heart attack, until one day, the demon (Li Taili) in charge of firing shredded pork in the school cafeteria told her that she lived in a comic world, and she was a character in a comic book, but she had a sense of self.