Bad and Crazy Review

Bad and Crazy is a South Korean television series directed by Yoo Seon-dong and co-produced by Studio Dragon and Mink Entertainment. It stars Lee Dong-wook as Ryu Su-yeol, a corrupt detective who develops a second personality due to childhood trauma. Wi Ha-joon stars as K, the righteous and brave second personality who emerges when Ryu Su-yeol is in danger.


Ryu Su-yeol is a ruthless and ambitious police detective who is willing to do whatever it takes to get ahead. He is also corrupt, taking bribes and turning a blind eye to illegal activities. However, Su-yeol’s life is turned upside down when he develops a second personality due to childhood trauma.

Ryu Suyeol

This second personality, named K, is the opposite of Su-yeol. K is righteous and brave, and he is not afraid to stand up for what is right. K also has a strong sense of justice, and he is determined to fight against corruption.

At first, Su-yeol is terrified of K, and he tries to suppress his second personality. However, K is too powerful, and he refuses to be ignored. Eventually, Su-yeol and K learn to coexist, and they even start to work together to solve crimes.

As Su-yeol and K work together, they uncover a vast web of corruption that reaches the highest levels of government. They also face off against a powerful criminal organization that is determined to silence them.


Bad and Crazy explores themes of good vs. evil, corruption, and redemption. The drama also highlights the importance of justice and the power of the human spirit.

Critical Reception

Bad and Crazy was praised for its strong performances, its exciting action sequences, and its well-developed characters. The drama was also praised for its unique premise and its exploration of complex themes.


Bad and Crazy won several awards, including the Baeksang Arts Award for Best New Actor (Wi Ha-joon) and the Seoul International Drama Awards for Best Actor (Lee Dong-wook).


Bad and Crazy is a thrilling and suspenseful drama that will keep you on the edge of your seat. The drama is also heartwarming and thought-provoking, and it explores important themes about good vs. evil, corruption, and redemption. If you are looking for a great Korean drama to watch, Bad and Crazy is a must-see.

Additional Details

The drama was a commercial success, with an average viewership rating of 6.3% nationwide. It was also a critical success, with praise for its writing, directing, and acting.


  • Ryu Su-yeol (Lee Dong-wook) is a corrupt detective who develops a second personality named K.
    Ryu Suyeol
  • K (Wi Ha-joon) is the righteous and brave second personality of Ryu Su-yeol.
  • Oh Kyung-hee (Han Ji-eun) is a police inspector who is partnered with Ryu Su-yeol.
    Oh Kyunghee
  • Gong Sun-woo (Cha Hak-yeon) is a police officer who is determined to bring down corruption in the police force.
    Gong Sunwoo
  • Yo Han (Kim Mu-yeol) is a powerful businessman who is involved in a web of corruption.
    Yo Han


Bad and Crazy is a well-made drama that offers something for everyone. It is a thrilling action drama, a heartwarming story about redemption, and a thought-provoking exploration of complex themes.

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