Moon Joo Ran grew up in a wealthy family. She is now a housewife and married to Jae Ho, who works as a doctor. They live in a house with a yard. Her peaceful daily life is abruptly shaken when she notices a strange smell in her backyard. This leads to Moon Joo Ran eventually investigating her husband and meeting Chu Sang Eun. Chu Sang Eun lives a completely different life from Moon Joo Ran. She grew up in a poor environment and, even now, suffers from financial difficulties. She lives in a shabby rented apartment with her husband, Kim Yun Beom. Kim Yun Beom works for a pharmaceutical company. Sang Eun is subject to domestic violence by her husband, Kim Yun Beom. Her life is completely miserable. One day, she receives a phone call that Kim Yun Beom is dead. (Source: AsianWiki) ~~ Adapted from the novel "Lies Hidden in My Backyard" (마당이 있는 집) by Kim Jin Yeong (김진영).