Dongjae, The Good or The Bastard

Episode 5 (1x5)

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The origin of the drugs is revealed. Dong-jae suspects Chan-hyeok or Gyeo-re in Yoo-ri's death. Dong-jae requests an arrest warrant for Chan-hyeok. Geum-ho escapes, with dire consequences. Wan-sung traps Chan-hyeok. Dong-jae discovers a dead body.