Heirs

Episode 12 (1x12)

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Eun Sang leaves the Kims' residence as her mother prepares to resign. Young Do discovers Eun Sang's secret about her mother working as a maid for Tan's family. Tan reveals his own secret about being an illegitimate child to Ra Hael in front of their parents, effectively ending their engagement. Meanwhile, Won is warned by his father to not pursue a relationship with Hyun Joo.