Flower of Evil (2020)

A Korean psychological thriller where a husband's hidden identity unravels as his detective wife edges closer to the truth.

Flower of Evil - Series Information

  • Original Title: 악의 꽃
  • First Air Year: 2020
  • Last Air Year: 2020
  • Created by: Yoo Jung-hee, Kim Cheol-kyu
  • Type: TV Series
  • Genres: Drama, Crime, Mystery
  • Content Rating (US): NR
  • Episode Runtime: Average runtime per episode: 71 minutes
  • Number of Seasons: 1
  • Number of Episodes: 16
  • Status: Ended
  • Original Language: Korean
  • Spoken Languages: Spanish, Korean, Thai
  • First Air Date: July 29, 2020 (United States - NR), July 29, 2020 (Australia - M), July 29, 2020 (South Korea - 15)
  • Networks: tvN
  • Alternative Titles: Flower of Evil (FR), Kötülük Çiçeği (TR), Evil Flower (US), 惡之花 (TW), 邪恶之花 (CN), Akui Kkot (KR)
  • Production Companies: Studio Dragon, Monster Union
  • Production Countries: South Korea, United States of America

Flower of Evil - Plot

Hiding a twisted past, a man maintains his facade as the perfect husband to his detective wife — until she begins investigating a series of murders.

Flower of Evil - Trailer

Watch the official trailer and see the tension unfold from the very first scene.

Some truths can ruin a life in a single moment.

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Flower of Evil - Cast & Crew

Creator(s)

  • Yoo Jung-hee
  • Kim Cheol-kyu

Main Cast

  • Lee Joon-gi
  • Moon Chae-won
  • Jang Hee-jin
  • Seo Hyun-woo
  • Jung Seo-yeon
  • Nam Kee-ae
  • Son Jong-hak
  • Jo Kyung-sook
  • Choi Dae-hoon
  • Choi Young-jun

Writers

  • Yoo Jung-hee

Flower of Evil - FAQs

Is Flower of Evil based on a true story?

Flower of Evil is an original fictional story, not based on any specific real-life case. Writer Yoo Jung-hee crafted the narrative around themes of hidden identity, psychopathy, and the fragility of trust within marriage, drawing on psychological thriller conventions rather than documented events.

Does Lee Joon-gi actually have antisocial personality disorder in the show?

His character Do Hyun-soo is portrayed as someone who cannot feel emotions the way others do — a trait linked to antisocial personality disorder. Yet the series cleverly complicates this, leaving viewers questioning whether his bond with his wife and daughter runs deeper than he believes.

How many episodes does Flower of Evil have?

Flower of Evil consists of 16 episodes across one season, with each episode running approximately 71 minutes. The extended runtime gives the story room to build tension slowly and develop its characters with impressive depth before reaching its emotionally charged conclusion.

Is Flower of Evil worth watching for non-K-drama fans?

Absolutely. The show transcends typical genre boundaries with its tightly written script, outstanding lead performances from Lee Joon-gi and Moon Chae-won, and a central mystery that keeps you guessing throughout. Critics and audiences alike praised it as one of the standout Korean dramas of 2020.

When did Flower of Evil first air?

Flower of Evil premiered on July 29, 2020, on the South Korean cable network tvN. It aired simultaneously in several international markets on the same date, including the United States and Australia, making it accessible to a global audience from day one.

Who are the lead actors in Flower of Evil?

The series stars Lee Joon-gi as Baek Hee-sung, a craftsman concealing a dark past, and Moon Chae-won as Cha Ji-won, his detective wife. The supporting cast includes Jang Hee-jin, Seo Hyun-woo, Jung Seo-yeon, Nam Kee-ae, Son Jong-hak, Jo Kyung-sook, Choi Dae-hoon, and Choi Young-jun.

What makes the ending of Flower of Evil so memorable?

The finale delivers an emotionally satisfying resolution that many viewers found surprisingly hopeful given the dark subject matter. Rather than a bleak conclusion, it leans into the idea that love and identity can coexist with a painful past — earning widespread praise for its emotional payoff.

What are similar shows to Flower of Evil?

If you enjoyed Flower of Evil, consider Mouse (2021) and The Smile Has Left Your Eyes (2018) for similarly dark psychological storytelling. The Victims' Game (2020) and Copycat Killer (2023) offer compelling crime investigations, while Missing You (2025) and Cross (2024) share the series' emotional intensity.

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