Si-young has been chosen to play the lead role in an experimental art film centered around her dance major. Along with her college friend Chae-yoon, they perform geometric dance routines as part of a shamanic ceremony as directed by the film’s director. However their world is turned upside down when a production team member suddenly falls from the roof but their seemingly lifeless body begins to move and come to life.

A boy transfers to a school in the countryside, where he finds himself attracted to a mysterious girl. The girl lives alone with her mental patient father and enjoys skating alone on the lake at night. Villagers and classmates spread rumors about the girl, but the boy doesn’t care. Then one day, her father disappears and the boy becomes witness to suspicious activity. Other than a few documentaries, this is Choi Jin-seong’s first feature film. Steel Cold Winter is no normal teenage love story.

Lee Hyeong is a talented songwriter. He happens to connect people who are not good with love. Those include Hyeong-Gyeong who wants to become a singer, but she suffers from stage fright. Scully is a high school student. She helps Lee Hyeong’s spirit. Chan-Young is a colleague of Lee Hyeong and he likes Hyeong-Gyeong, but in vain.

When his client suddenly confesses to murder in open court, a hotshot attorney embarks on a search for truth to redeem his ruined reputation.