Foreword :

Choi Family who populars enough in Seoul and give big influences in society life. Head of a rich family, Mr. Choi Hyun Bin who has led a family. He is respected by the member of the family. He is the head of investigation in Seoul National Police. Meanwhile his wife, Shi Min Ah is an popular actress since 1997 and also well known as a social woman who active in a social aspect in the society.

They have two gorgeous son who are Choi Seung Hyun and Choi Woo Bin. They just difference 3 years by age. They are look a like and have sharp black eyes with hazel colour in it just likes their father and fair white skin just likes their mother. They had lived together before, but unfortunately, Choi Seung Hyun left the house after his dad died.

Choi Seung Hyun . A police investigator like his father's job and also work in same place like his father did. He is smart, sensitive, cold and though. He is also a master for fencing. He used to be South Korea's representative in International Sport: Fence Competition. He is flexible as flexible as moving with gun.

Choi Woo Bin. He is bit far different with his big brother, Seung Hyun. He inherits his mother's ability as an actres. He is an actor. He enters entertainment world since he was 13 years old was invited by his own mom to join. Until now, he stills being a model and an actor for some of dramas. He will take a part in a movie. That's why he always being to exaggerated to act when he mets his brother, Seung Hyun.