Shadow DetectiveSeason 12025 · 24 episodesEpisodes1Episode 1Shanghai, 1930s: College student Xiang Man is found dead in her dorm. Detective Guan Cen and forensic doctor Ding Eryi investigate, questioning roommate Lu Yizhen and Xiang Man’s boyfriend Zhang Zhiqiang. Clues lead to Professor Fan Kunyi, revealing a shocking connection to the victim.2Episode 2Lu Yizhen digs deeper into Fan Kunyi’s secret, while a cold case resurfaces. Kidnapping, stolen evidence, and hidden agendas put both her and Guan Cen on edge.3Episode 3Zhang Zhiqiang is arrested, but old wounds linger. Two years later, Lu Yizhen returns as a police officer, determined to confront the past while keeping her distance from Guan Cen.4Episode 4Lu Yizhen discovers a missing elderly woman’s body while investigating. At the police station, she gains recognition for her keen observations and works alongside Guan Cen to tackle new mysteries.5Episode 5A string of deaths linked to elder abuse emerges. Lu Yizhen and Guan Cen face danger when a seemingly helpful neighbor, Fang Ruhai, turns suspicious.6Episode 6While tracking past offenders, Lu Yizhen learns her family home has been sold to Du Linfeng. A new murder at Taihua Restaurant forces Lu Yizhen and Guan Cen to analyze crime patterns, uncovering disturbing details.7Episode 7Du Linfeng offers help to Lu Yizhen, revealing his intelligence background. Guan Cen faces scrutiny after a public dispute, while leaks complicate the investigation.8Episode 8Lu Yizhen clears herself of suspicion in the leak scandal, learning more about the truth behind the crimes. Guan Cen and Ding Eryi work discreetly to maintain control of the investigation.9Episode 9A series of murders tied to a previous case triggers Lu Yizhen’s lost memories. Guan Cen successfully apprehends a criminal but sacrifices his position, deepening Lu Yizhen’s conflicted feelings toward him.10Episode 10Old memories resurface as Lu Yizhen investigates past connections. Du Linfeng and Guan Cen provide unexpected support while a new case of a murdered woman in the streets unfolds.11Episode 11Lu Yizhen and Du Linfeng probe the gambling underworld, while Guan Cen navigates new police responsibilities. An escape and murder at the prison deepen the mystery.12Episode 12The investigation into school bullying and revenge unfolds. Lu Yizhen races to save her friend Si Min from a vengeful former classmate, with Guan Cen and Du Linfeng intervening just in time.13Episode 13Lu Yizhen discovers blood evidence in her belongings. Guan Cen and Du Linfeng track shady activities linked to the influential Zhuo family, uncovering a secret meeting.14Episode 14At a school reunion, Lu Yizhen and Du Linfeng uncover the Zhuo family’s hidden chamber. A confrontation ends with the death of reporter Wu Xiaoxiao, who died protecting Lu Yizhen.15Episode 15The Zhuo family massacre escalates, leaving investigators racing against time. Lu Yizhen, Guan Cen, and Du Linfeng uncover evidence in a medical clinic, piecing together a human trafficking plot.16Episode 16Guan Cen and Lu Yizhen face violent attacks during their investigation. Du Linfeng and forensic doctor Gu Sinian work to stabilize injured victims while the trio identifies suspect Tang Jiahao.17Episode 17Lu Yizhen and Guan Cen thwart a hostage situation while uncovering stolen goods and criminal plans. Confessions and weathered alliances lead to a moment of vulnerability between the two.18Episode 18A robbery and murder at a pawnshop expose more of the criminal network. Lu Yizhen, Guan Cen, and Du Linfeng use undercover tactics to track suspect Saki.19Episode 19The team infiltrates a dog farm to eavesdrop on Saki’s plans, discovering his ties to the Zhuo family. Lu Yizhen faces a test of loyalty when asked to prove herself under threat.20Episode 20Lu Yizhen exposes Saki’s impostor scheme, gaining his cooperation while planning a sting. A tense showdown at the docks nearly backfires, but the team rescues their trapped colleagues.21Episode 21Suspicions rise as Lu Yizhen and Guan Cen continue probing the “Butcher” operation. Romance begins to blossom amid the high-stakes investigation.22Episode 22Lu Yizhen revisits her traumatic past to recover lost memories. Guan Cen supports her as clues lead to the elusive Jin Ye, an important key to the case.23Episode 23Jin Ye meets Tang Jiahao, resulting in a deadly confrontation. Guan Cen and Lu Yizhen race to prevent the Butcher’s next attack, uncovering new leads in time.24Episode 24The Butcher is finally caught, and long-lost sister Guan Jingning is reunited with Guan Cen. Lu Yizhen accepts Guan Cen’s proposal, while Du Linfeng and Gu Sinian find love, closing the case and their personal arcs.
