Su-ji and U-ri

A Wedding Full of Surprises (1x109)

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At Su-ji and U-ri's wedding, Sun-young finally finds out that Do-young is Jang-soo's son he had with Yoon-ja after cheating on her. An unexpected guest shows up at the wedding, and the newlywed couple surprises the family with their honeymoon destination. Meanwhile, Hyun-sung asks Na-young to move to the US with him.