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Jo Soo Yeon's Secret (1x10)

Air date: Aug 04, 2019

Young Goon believes that a cleaning service company is deeply involved in the Baek Song Yi case and investigate them. He finds out that the company has a connection to corrupt police officers including Jang Hae Ryong. Young Goon also finds out a secret that Jo Soo Yeon has been keeping all this time.