Comedy-mystery detective series that follows the turbulent journey of A neuroscientist with a VERY SPECIAL BRAIN & a detective with A BRAIN OF DOORMAT. A criminal case involving a rare brain disease solved by a neurologist and a detective,
who are anxious to kill each other! Starting from the chemistry between ‘a high-functioning geek’ and ‘a easy-touch cop’, this series is also full of suspense and thrilling twists.



Shin Ha-ru / Cast. Jung Yong-hwa

A neuroscientist who jumps into a cooperative investigation. For this ruthless neuroscientist, there is nothing scary in this world, but he has also a charming character. The beginning of the cooperative investigation is revenge for Myeong-se, but he ends up getting closer to Myeong-se. However, when he encounters the killer who killed his parents, the psychopathic instinct hidden within him is awakened.


Geum Myeong-se / Cast. Cha Tae-hyun

An altruistic character who is the exact opposite of Shin Haru. “Nice guys finish last” This is a saying for Myeong-se. He meets Ha-ru from the neuroscience team and gets closer to him, showing great chemistry.


Seol So-jung / Cast. Kwak Sun-young

She used to be timid and didn't like to stand out. She couldn't even say no to the position as the head of the neuroscience team that no one wanted to take. One day, her personality turns 180 degrees due to an accident at the scene.

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