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Cast
Episode Guide
- 1. S1 E1 Nov 20, 2019
- Yook Dong-sik witnesses a murder when he is about to take his own life.
- 2. S1 E2 Nov 21, 2019
- Dong-sik mistakenly believes that he is a psychopath after finding the diary.
- 3. S1 E3 Nov 27, 2019
- Dong-sik devises a plan to murder Seo Ji-hoon. The work colleagues do not know what Dong-sik thinks.