Plot
The story takes place in Seoul, 2011. Lee Yoon-sung is a talented MIT-graduate who's working on the international communications team at the Blue House. He encounters dangerous situations while solving a variety of cases, both big and small, for people who need his help, and eventually becomes a "city hunter."
Cast
Lee Min-ho
as Lee Yun Seong
Park Min-young
as Kim Na Na
Lee Jun-hyuk
as Kim Young Joo
Kim Sang-joong
as Lee Jin Pyo
Cheon Ho-jin
as President Choi Eung-chan
Yang Jin-sung
as Shin Eun-ah
Shin Young-jin
as Kim Mi-ok
Kim Sang-ho
as Bae Man Deok
Goo Ha-ra
as Choi Da-hye
Lee Kwang-soo
as Ko Ki-joon