Park Kwang-jae

A single mother who is a renowned hired killer finds it difficult to achieve a balance between her personal and work life.

Dong-Chul (Don Lee) and Ji-Soo (Song Ji-Hyo) are a happily married couple. One day, Dong-Chul comes home to find his house in disarray and his wife is missing.

After a successful first season, Webtoon "Agent Jun" is about to begin its second season. Out of ideas, Jun uses an anonymous email plot in his Webtoon, only to see real-life terrorist attacks resembling the story unfold.