Top Mystery Series of 2025 Online
Uncover the unknown with the best mystery series of 2025 online. From mind-bending plots to gripping whodunits, these shows keep you captivated with every clue and twist. Watch the top mystery series of 2025 online and immerse yourself in thrilling tales of suspense and intrigue.
Friendly Rivalry (2025)
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A gripping teen mystery thriller that centers on the intense bond between teenage girls as they navigate a brutal survival competition even more challenging than the entrance exam.
The Witch (2025)
- Se:1 Ep:10
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Park Mi Jeong, became a translator because of her excellent English skills. Despite her beauty, she led a solitary life, earning the nickname "witch" as men fell in love with her mysterious charm.
The Eastern Gate (2025)
- Se:1 Ep:6
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After a personal tragedy, Polish intelligence agent Ewa Oginiec plans to quit the service. Her world is shaken when her partner vanishes following exposure by Russian operatives.
Playing Go (2025)
- Se:1 Ep:22
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Two brothers, a Go teacher and a policeman, find their lives diverging when one accidentally becomes a criminal during early 20th century China's social upheaval
Grosse Pointe Garden Society (2025)
- Se:1 Ep:13
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Follows four members of a suburban garden club, as they get caught up in murder and mischief, as they strive to flourish.
Sherlock & Daughter (2025)
- Se:1 Ep:8
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Sherlock Holmes faces a sinister case risking friends' lives. American Amelia joins, seeking her father after her mother's murder. Despite differences, they solve a conspiracy and her mother's case.
Nine Bodies in a Mexican Morgue (2025)
- Se:1 Ep:6
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Nine strangers who find themselves lost in a remote Mexican jungle after their small plane crashes. The plot thickens as members are murdered one by one and the remaining survivors must solve the mystery.
Just One Look (2025)
- Se:1 Ep:6
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Grace's life unravels when an old photo shows her husband and others, one with a crossed-out face. Grace searches for him, realizing he's been kidnapped while her kids are threatened. The truth leads back to Grace's past trauma.
When No One Sees Us (2025)
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Set in Morón de la Frontera, follows Lucía Gutierrez, a sergeant in the Spanish Civil Guard who investigates weird incidents at the first Holy Week float processions as well as the inexplicable suicide of a neighbor there.
Dept. Q (2025)
- Se:1 Ep:9
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Carl, a former top-rated detective who is wracked with guilt following an attack that left his partner paralyzed and another policeman dead. On his return to work, Carl is assigned to a cold case that will consume his life.
Bet (2025)
- Se:1 Ep:10
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A transfer student from Japan disrupts a boarding school's power structure with her gambling skills, challenging the Student Council while pursuing revenge that could overturn the entire system.
Dalah: Death and the Flowers (2025)
- Se:1 Ep:6
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When her client dies on the eve of his wedding, a florist sets out to find the killer, unearthing high society's dark secrets while keeping her own.
The Stolen Girl (2025)
- Se:1 Ep:5
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A mother-of-two whose world is turned upside down when she agrees to let her nine-year-old daughter have a sleepover at her new best friend's house.
Missing You (2025)
- Se:1 Ep:5
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Detective Kat Donovan's world unravels when she finds her estranged fiancé on a dating app. This leads Kat to reopen the unsolved mystery surrounding her father's murder.
Buried Hearts (2025)
- Se:1 Ep:16
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A man hacks a secret political slush fund of 2 trillion won for survival. An elite figure kills him for the fund, only to find it empty, leading to chaos and betrayal. True motives behind the slush fund emerge, leaving everyone vu...
Watson (2025)
- Se:1 Ep:3
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A year after the death of his friend and partner Sherlock Holmes, Dr. John Watson resumes his medical career at a clinic dedicated to the treatment of rare diseases. However, he soon finds that his old life is not done with him yet.
Devil's Diner (2025)
- Se:1 Ep:6
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A mysterious chef operates in a remote location, preparing magical dishes that fulfill customers' greatest wishes, but if they're willing to pay the price.
The Åre Murders (2025)
- Se:1 Ep:5
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A Stockholm detective under internal investigation heads to a ski resort to unwind, until a young girl's disappearance compels her back to work.
Hound's Hill (2025)
- Se:1 Ep:5
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Famous writer Mikolaj returns to hometown facing blackmail over a book about a past murder. His activist father opposes local corruption. Mikolaj's journalist wife investigates, uncovering dark secrets tied to the town's tragic hi...
Ameku Takao's Detective Karte (2025)
- Se:1 Ep:11
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Ten’ikai General Hospital’s Supervisory Department of Diagnostic Pathology handles cases other physicians deem too difficult to treat. It’s also where bizarre mysteries surface, from unexplained illnesses to strange murders even the police can’t solve. At the center of it all is Takao Ameku, a brilliant doctor determined to reveal the shocking truth behind these anomalies.