When did all the powerful women find surveillance?

vigorously, women all follow the discovery monitoring in the 13th episode. In the 13th episode of "Strong Women Are Obeying Shun", Du Fengshun ran to An Minhe's house after receiving that terrible message, and asked him to help him find Kim Chang-hyun while crying. All of them obeyed the video sent by Kim Chang-hyun and found the clues of monitoring. In a hurry, she rushed to the abandoned parking lot to find Kim Chang-hyun.