After seeing Bom's fall and disappearance, Seo Jin believes that she has killed Bom. Meanwhile, Bom, who is in Bo Mi's body and knows Yun Cheol's plan, sneaks into her house and look for the will. And a whistleblower of the S City project calls Hyung Seok and says he has information about the S City project. Hyung Seok goes to meet the whistleblower.