Story Structure — 4 Plot Phases
Disappearance at Liawiec
The film opens with a search for two missing policemen near Liawiec. A birdshot attack and the discovery of a dead woman turn the operation into a murder investigation.
Key Events
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Missing Policemen Reported — A radio report announces the search for two policemen missing near Liawiec.
Location: Liawiec area
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Search Operation Begins — Search teams comb the swamps, shores, and woods for the missing officers.
Location: Swamps and surrounding woods
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Officer Hit by Birdshot — An officer is shot by birdshot during the search operation.
Location: Search area near Liawiec
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New Partner Assigned — Iza is assigned Wojciech, a newcomer from the regional police, as her partner. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec
Location: Police station
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Woman Found in Boat — An unidentified young woman is found dead in a boat, redirecting the investigation. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec
Location: Boat on the lake
Clues Beneath the Water
Iza and Wojciech examine the victim and follow her mobile phone trail toward the lake district. Local testimony leads them to the secluded Jeziorak lodge and its caretaker Mazur.
Key Events
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Forensic Cause Established — The Pathologist identifies strangulation and earlier submersion as key findings. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec, Pathologist
Location: Forensic examination room
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Forest Escape Clues — Foot injuries and pine fragments suggest the victim fled through the forest. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec, Pathologist
Location: Forensic examination room
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Paralyzer Becomes Evidence — Traces consistent with a paralyzer become an important clue in the murder inquiry. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec, Pathologist
Location: Forensic examination room
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Phone Trail Traced — Iza and Wojciech trace the victim's phone through several base stations. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec
Location: Police investigation office
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Lodge Rumors Surface — Residents connect the victim's journey to the secluded Jeziorak lodge and alleged secret parties. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec
Location: Local community near the lake district
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Iza Confronts Mazur — Iza confronts Mazur at the lodge and becomes convinced that he is hiding something. Characters: Podkomisarz Iza Dereń, Mazur
Location: Jeziorak lodge
The Case Widens
Tatiana Usijewa is identified, but new evidence involving a dead moonshiner, a recovered child, and missing Alisa Chorodko expands the investigation. Iza faces resistance when she seeks a lake search.
Key Events
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Search Warrant Denied — Iza seeks authority to search the lodge, but her suspicions initially seem too weak. Characters: Podkomisarz Iza Dereń
Location: Police station
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Tatiana Identified — The unidentified woman is identified as Tatiana Usijewa, and Mazur is arrested. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec, Mazur
Location: Police investigation office
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Child DNA Link Found — DNA links a child recovered from the lake to a dead moonshiner, suggesting they were siblings. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec
Location: Forensic investigation facility
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Alisa Reported Missing — Investigators learn that Alisa Chorodko left Olsztyn with Tatiana and has remained missing. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec
Location: Police investigation office
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Diving Request Blocked — Iza requests divers to search the lake, but her superiors demand stronger evidence. Characters: Podkomisarz Iza Dereń
Location: Police station
Corruption in the Evidence
The missing policemen are found, yet the paralyzer in their patrol car matches Tatiana's injuries. The case is transferred as attention turns toward Baczak, Wolski, and possible police corruption.
Key Events
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Missing Policemen Found — The missing policemen are found after their car apparently hits a deer and crashes. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec
Location: Road near a lodge
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Patrol Car Paralyzer Match — A paralyzer recovered from the patrol car matches injuries found on Tatiana's body. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec, Pathologist
Location: Patrol car near the lodge
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Case Formally Transferred — The matching weapon evidence causes the case to be transferred for formal inquiry. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec, Komendant J. Wolski
Location: Police headquarters
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Baczak Protection Claims — Iza examines claims that Baczak's illicit operations were protected by Wolski and police connections. Characters: Podkomisarz Iza Dereń, Pawel Baczak, Komendant J. Wolski
Location: Police investigation office
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Old Photograph Connection — A photograph shown to a priest links Baczak to an older group of scouts. Characters: Podkomisarz Iza Dereń, Pawel Baczak
Location: Church
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Unresolved Investigation — The murders, police corruption, and Alisa's fate remain unresolved. Characters: Podkomisarz Iza Dereń, Aspirant Wojciech Marzec, Komendant J. Wolski, Pawel Baczak, Mazur
Location: Lake district