O'PENing is the new name of Drama Stage which has been broadcasting the winning work of the O'PEN storyteller contest. The franchise will continue to make meaningful steps to introduce and support new writers to see the light of the world and diversify content genres.
Sung Seo-Yeon (Kang Shin) is an 18 year old high school student. One day, she wins a 5 billion won lottery prize, but she learns that minors are not eligible to receive the prize. To get the money, she approaches 20 year old Hwang Yi-Deun (Jo Joon-Young), who attends the same high school. Sung Seo-Yeon asks Hwang Yi-Deun to become her guardian.
