K-Dramas like Royal Secret Agent

12 shows with a similar feel

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  Secret Royal Inspector & Joy (2021)Also drama · mystery · comedy

  A secret royal inspector works as an undercover official who inspects local provinces to expose corruption. He teams up with a lady who is searching for happiness by getting divorced with her current husband. The duo then go on a grand scheme to discover the truth and find corruptions.
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  My Secret, Terrius (2018)Also mystery · comedy

  A woman named Go Ae-Rin loses her husband. Along with her neighbour Kim Bon, who is a NIS agent, they discover the truth behind her husband's involvement in a huge conspiracy.
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  The Prosecutor's Proposal (2026)Also mystery · drama

  A victim’s son and a killer’s son reunite as a prosecutor and investigator, fighting systemic corruption while becoming each other's salvation.

  4 tracking it here
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  Dear Hongrang (2025)Also drama · mystery

  When a long-missing heir returns with lost memories, love and suspicion entwine. Is he truly Hongrang, or a stranger disturbing hearts and family ties?

  3 tracking it here
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  100 Days My Prince (2018)Also comedy · drama · mystery

  Lee Yool falls off a cliff and nearly dies in an attempted assassination. He loses his memory, and wanders for 100 days under a new name and personality. During this period, he meets Hong Sim, head of the first detective agency in Joseon.

  5 tracking it here
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  Captivating the King (2024)Also drama · mystery

  Amid a royal and political power struggle, a king entangles with an intriguing woman — whose hidden desire for revenge transforms into unintended love.

  3 tracking it here
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  The Good Detective (2020)Also drama · mystery

  A drama about the race between people who want to get closer to the truth and those who want to cover it up. Jang Seung Jo will take on the role of Oh Ji Hyuk, an elite detective of nine years who does not share his feelings with others due to pain he experienced when he was young. He is not swayed by money and power, even with the huge wealth he inherited from his uncle.

  1 tracking it here
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  Tracer (2022)Also drama · mystery

  Members of the NTS track down the traces of shameless and corrupt money.
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  Moon River (2025)Also drama · mystery · comedy

  In Joseon, a vengeful crown prince and a memory-lost merchant mysteriously swap bodies, unraveling a web of chaos, secrets, and unexpected fate.

  5 tracking it here
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  Knight Flower (2024)Also drama · comedy · mystery

  Cho Yeo Hwa has been a widow for 15 years. Her in-laws are the most prestigious noble family in the kingdom. During the day, she leads the life of a widow devoted entirely to her dead husband's memory and rarely ventures outside the gate of her home. At night, Yeo Hwa dons the mask of Hero, who secretly jumps over the surrounding wall to save the helpless.
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  Vagabond (2019)Also drama · mystery

  Stuntman Cha Dal-geon gets involved in a tragic airplane crash and ends up discovering a national corruption scandal in the process. Go Hae-ri, the oldest daughter of a deceased marine, decides to work for the National Intelligence Service as a secret ops agent in order to support her mom and younger siblings, although all she wanted to do is to become a civil servant.

  7 tracking it here
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  Flower Crew: Joseon Marriage Agency (2019)Also comedy · drama

  When he becomes king, Lee Soo hires the Flower Crew matchmaking agency to make a noble woman out of his first love, Gae-Ddong. Ma Hoon, Young-soo and Do Joon try to fulfill their client's request.