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.

With a genius-level IQ, Woo Young-woo learns to embrace her extraordinary self while forming a tight-knit community of friends and allies.

When two men find their lives derailed, they meet challenges that force them to face a fierce battle to protect their loved ones.

Chinatown is a place where crime and betrayal are rampant. Violent crime detective Ko Jeong-hyeok (Seo Joon-yeong) can't rest a day. He tries to rid the streets of criminals but he's to busy cleaning up his own mess because of his habit of using physical violence first.

With a genius-level IQ, Woo Young-woo learns to embrace her extraordinary self while forming a tight-knit community of friends and allies.

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.

When two men find their lives derailed, they meet challenges that force them to face a fierce battle to protect their loved ones.