Yeonjin and Shin Youngjoon panic over Myeongo. Dongeun takes care of a lingering problem. Yeonjin’s mother schemes to remove a threat.
Questions arise over Myeongo, Dongeun gives Yeonjin a chance to come clean about her past, and the circumstances of Yoon Sohee’s death are revealed.
Already on edge over the past resurfacing, Yeonjin grows more anxious when she learns about her daughter’s new homeroom teacher — and of a sudden death.
After securing the services of an amateur sleuth, Dongeun uncovers scandalous secrets that she leverages for the next phase of her scheme.
A series of fire incidents occur. Do-jin suspects a chain arson and goes to see Ho-gae.
The first responders search for the father of the stillborn child. They then meet a strange patient.
Ho-gae misses Hyun-seo by a second. He and Seol pursue the evasive kidnapper.