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Casts
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Jung Woo
as Oh Geun-tae (20s)
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Han Hyo-joo
as Min Ja-young (20s)
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Kim Yun-seok
as Oh Geun-tae (40s)
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Kim Hee-ae
as Min Ja-young (40s)
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Jin Goo
as Lee Jang-hee (20s)
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Jang Hyun-sung
as Lee Jang-hee (40s)
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Kang Ha-neul
as Yoon Hyung-joo
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Jo Bok-rae
as Song Chang-sik
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Kwon Hae-hyo
as Kim Choon-sik
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Lee Ru-ahn
as Ran