Kim Jong-seon

A medical doctor, Ko, has three daughters. The first daughter, Suk-hee, confesses her past when her husband asks her to forgive his past, on the first night of their honeymoon. When he breaks off the marriage and goes to America, Suk-hee confines herself to her home for three years.

A teenager manages to stumble upon a phone application, where, upon writing a person's name, that person is punished. Moreover, she uses this newfound power for her own benefit.