Jin-hee and Jin-hong carefully take care of Eun-mi, who has been injured in an attack by the real culprit. As the three grow closer, Jin-hong's parents suddenly visit and urge him to marry Eun-mi.
Believing that the real culprit may still be targeting her mother, Jin-hee pushes forward with the investigation despite opposition from headquarters.
Eun-mi comes face to face with Ji-eun, Jin-hong's younger sister and the person who bullied her during her school days. A tense exchange takes place between them. Eun-mi draws a line, telling Ji-eun not to show interest in Jin-hee.
Jin-hee tries to adapt to the police box where no one welcomes her. But things aren't going her way.
Eun-mi sees Kyung-ran's wound as a patient at the orthopedic clinic and tells Jin-hee that domestic violence is suspected. Eun-mi, who is angry at the people who beat up families, gets angry again.
<She is the crazy one around here> Jin-hee is demoted and works at a police box. During the first patrol, she runs after hearing of the theft from her house.
Eun-mi, an immature mother, and Jin-hee, a daughter whose homework is to crack down on her mother, spend their daily lives like sisterhood. Jin-hee is ordered to be demoted unfairly while working at a police station.<Mom vs daughter>
At Yoon-beom's funeral, Sang-eun shocks Joo-ran by saying, “Your husband killed mine.” From then on, Joo-ran begins to notice suspicious traces of Jae-ho's hidden life. Sang-eun, meanwhile, finds a secret phone Yoon-beom had hidden, which contains a photo of Jae-ho with a young girl. She begins scheming to blackmail Jae-ho for money.
Just before his death, Yoon-beom suddenly visits Joo-ran's house and mentions a late-night fishing trip with Jae-ho. Later, Sang-eun discovers that Yoon-beom had been drowning in debt. Meanwhile, Joo-ran eventually finds a severed finger buried in her backyard…
The culprit behind Yoon-beom's death is finally revealed! As Joo-ran spends more time with Sang-eun, she begins to see a different, darker side of Jae-ho. Still, she resolves to protect her family. But soon, she discovers that another terrifying secret has been buried within her home…!
Joo-ran visits Sang-eun and proposes they work together to uncover the truth about Jae-ho. Meanwhile, Sang-eun receives a call from Jae-ho. Watching their secret meeting from afar, Joo-ran becomes even more conflicted, unsure whether to trust Sang-eun or her own husband…
At Yoon-beom's funeral, Sang-eun shocks Joo-ran by saying, “Your husband killed mine.” From then on, Joo-ran begins to notice suspicious traces of Jae-ho's hidden life. Sang-eun, meanwhile, finds a secret phone Yoon-beom had hidden, which contains a photo of Jae-ho with a young girl. She begins scheming to blackmail Jae-ho for money.
Just before his death, Yoon-beom suddenly visits Joo-ran's house and mentions a late-night fishing trip with Jae-ho. Later, Sang-eun discovers that Yoon-beom had been drowning in debt. Meanwhile, Joo-ran eventually finds a severed finger buried in her backyard…
Joo-ran, who lives a seemingly perfect life in her beautiful home, begins to feel uneasy when she notices a strange smell coming from her backyard. Meanwhile, Sang-eun, who has long suffered from her husband's violence and poverty, suddenly receives the shocking news that her husband has died.
Sang-eun agrees to Joo-ran's proposal, only to realize too late that she has fallen into Joo-ran and Jae-ho's trap. But when things don't go according to plan, Jae-ho turns violent, threatening both women. Faced with his true nature, Joo-ran is forced to make a dangerous, life-altering choice.
At Yoon-beom's funeral, Sang-eun shocks Joo-ran by saying, “Your husband killed mine.” From then on, Joo-ran begins to notice suspicious traces of Jae-ho's hidden life. Sang-eun, meanwhile, finds a secret phone Yoon-beom had hidden, which contains a photo of Jae-ho with a young girl. She begins scheming to blackmail Jae-ho for money.
Just before his death, Yoon-beom suddenly visits Joo-ran's house and mentions a late-night fishing trip with Jae-ho. Later, Sang-eun discovers that Yoon-beom had been drowning in debt. Meanwhile, Joo-ran eventually finds a severed finger buried in her backyard…
Joo-ran, who lives a seemingly perfect life in her beautiful home, begins to feel uneasy when she notices a strange smell coming from her backyard. Meanwhile, Sang-eun, who has long suffered from her husband's violence and poverty, suddenly receives the shocking news that her husband has died.
Sang-eun agrees to Joo-ran's proposal, only to realize too late that she has fallen into Joo-ran and Jae-ho's trap. But when things don't go according to plan, Jae-ho turns violent, threatening both women. Faced with his true nature, Joo-ran is forced to make a dangerous, life-altering choice.
On the outside, Hyun-oh seems to have grown up in a warm and wealthy family, but he carries a secret pain he has never shared, not even with Eun-ho. He chose to break up with her because he could not bear to share his unhappiness with the woman he loved.