Fallen Angels

Hajin Seo used to be a cheerful girl. But while trying to protect her friend Mina, she had to commit a series of things that could have been avoided. And the incident caused her to think she killed the friend. Mina, however, is not dead but she has been scarred severely. A teen star named Yunu who met her before the incident wants to see her old self again. He wants to bring his first love back to how she was before.