Starring Lee Si Young, Kim Young Kwang, Kim Seul Gi, SHINee's Key, and more, the rama tells the story of those who lose their loved ones to crime and lead shaken lives. They attempt to catch the criminals who dodged fair prosecution by the law system in their own ways. 

The 1st teaser takes on a dramatic vibe by using the concept of CCTV footage. The drama will premiere on May 22 at 10PM KST. Will you be watching?