In 1933, when Korea was under Japanese occupation, five people in Gyeongseong are suspected to be "Phantom" spies of the anti-Japanese organization.

There are four people who want to become an actor. Their names are Hun, Eun, Jun, and Kyung. After watching the play [QUARTET]. They decide to participate in an acting workshop. They are trained by Mirae, the renowned actor of the [QUARTET]. Through the workshop sessions, Mirae is able to look into the inner lives of the four youths.

If you look at my face, I'm 100% a gangster! One day, he became the most handsome guy in the squad! Police officer 'No Mi Nam' is in the midst of a criminal investigation, and unlike his nice and gentle personality, he looks more like a gangster just by looking at his face. One day, he woke up a month after his surgery following an accident while stopping a fellow detective's fight. But, when he woke up, his face changed?! He became the most handsome guy in the world from being a gangster-like to 'No Mi Nam (handsome guy)'! 'No Mi Nam fell in love with narcissism, which seems to change the way others see him. After accepting his face, he became the biggest headache of the squad and ended up being pushed into a deep-dive investigation of a hair salon on the outskirts. A huge opportunity came to my ugly self! What's the result?

After a high-ranking North Korean official requests asylum, KCIA Foreign Unit chief Park Pyong-ho and Domestic Unit chief Kim Jung-do are tasked with uncovering a North Korean spy, known as Donglim, who is deeply embedded within their agency. When the spy begins leaking top secret intel that could jeopardize national security, the two units are each assigned to investigate each other.

In 1909, several years after Korea is forced into becoming a Japanese colony, freedom fighters plot the daring assassination of Japan's prime minister during their quest for independence.