Lee Bum Soo

When a critical business deal goes belly up, Jang Tae Ho finds himself homeless and on the run from dangerous loan sharks. As the once-successful financier struggles to climb his way out of poverty, he encounters an underground community within the subway system, where an entirely different set of rules govern the lives of countless homeless denizens.

A drama about three brothers who reunite after 20 years through twist of events, ever since the death of their parents from two decades ago. Jang Dong Soo the oldest brother become a detective, while Dong Chul the middle brother uses an alias name Heo Young Dal to become the boss of a crime gang. The youngest, Dong Woo, grows into a cold person after being adopted by a rich family.

in Hyuk is a genius neurosurgeon with a cold and severe attitude in his interactions with other people due to his personal pursuit of perfection. Through a mysterious power, Jin Hyuk finds himself transported back in time 150 years. He begins treating people there, but the lack of necessary implements and rudimentary medical knowledge of the period forces him to seek new ways to aid the sick. Through this challenging process, Jin Hyuk eventually becomes a genuine doctor.

Two elite National Security System (NSS) agents, Hyeong-Jun (Lee Byung-Hun) and Sa-Woo (Jeong Jun-Ho), who were sworn blood brothers, both fall for fellow agent Seung-Hee (Kim Tae-Hee). Sa-Woo attempts to suppress his feelings for Seung-Hee and wishes the couple the best. Hyeon-Jun is then sent off on a solo mission to Hungary. In Hungary, Hyeon-jun accomplishes his mission and while in escape mode becomes wounded. Shortly later, Hyeon-jun finds out that he was betrayed by fellow agent Sa-woo. Seung-Hee attempts to help Hyeon-Jun escape, but a car explosion separates the two and both are misled to believe that the other person are dead. Hyeon-Jun is then saved by an unknown voice and learns of the secret society "IRIS". One year later, Hyeon-Jun returns to Korea to seek revenge. During this time, the two Koreas are set to reunify, while the group "IRIS" are intent on stopping the reunification.