1x12Episode 12 Episode Summary Aired: Thursday November 14, 2013
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.