WATCHER
Behind the Mask (1x12)
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Tae Joo has Jae Sik erase the blood spatters the culprit left on the wall so that the police cannot obtain the murderer’s blood sample. She tells Chi Gwang that she will find and get her revenge on the culprit on her own. Finally, the culprit who killed Jae Myung shows up in Chi Gwang’s office.