Undercover H.S.(The mathematics teacher)Ep.17

Undercover H.S.(Crucial clue)Ep.18

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Undercover H.S.(The 24th anniversary of Byeongmun High School)Ep.13

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Undercover H.S.(The involvement)Ep.14

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Undercover H.S.(Revelation)Ep.22

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Undercover H.S.(The devastating truth)Ep.21

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Undercover H.S.(The plan for VIP students)Ep.15

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Undercover H.S.(Try again)Ep.20

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Undercover H.S.(Time-off)Ep.12

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Undercover H.S.(Hye Seong's father's notebook)Ep.11

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Undercover H.S. (Connection)Ep.16

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Undercover Highschool Tagalog Dubbed EP 16

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Undercover H.S.(Retribution)Ep.19

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Undercover Highschool Tagalog Dubbed EP 15

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Undercover H.S.(Student council)Ep.09

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Undercover H.S. (The end of it all)Ep.24/End

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Undercover H.S.(The clock)Ep.08

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Undercover H.S.(Where the stars lead)Ep.23

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Undercover H.S.(Threat)Ep.10

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