The First Responders 1x5 CODE BLACK Season 1 Season 1 9 Episodes Ho-gae starts an undercover operation. He must stop a crisis that may result in mass casualties. 1x1 - Code Zero 1x2 - Code Two 1x3 - CODE YELLOW 1x4 - Code V30. 1x5 - CODE BLACK 1x6 - CODE RED 1x7 - CODE BLUE 1x8 - CODE CLEAR 1x9 - CODE PINK
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