A Private Detective and a Inspector story. They ran into each other so many times in their case investigation and they were like cats and dogs, always argued with each other. But one day, GOD decided to run an experiment on them and they soon found out that their fate already overlap with each other and they started to change their prespection on each other. Will they success the experiment of the GOD? How will they overcome the hardness from family, friends, and surrounding?

Main Character:

Jung Yong Hwa:

A private detective, calm, clever and sometime very playful. Always help police to solve cases with his genius mind. Have a good background but never wanted to be listed in rich man list.

Seo Hyun:

Inspector from Crime Investigation department. A good leader but sometime can be very cool. Come for a broken family but also because of this, she is very hardworking and finally granted her a high post in her young age. Dislike Jung Yong Hwa because he is better than her in solving cases.

Supporting Character:

Lee Jong Hyun: Yong Hwa's friend. very good in computer but at the same time don't like to talk to beside his close friend.

Lee Jung Shin: Yong Hwa's friend, very talkative and like unusual things like mysteries and unsolve cases.

Kang Min Hyuk: also Yong Hwa's friend, have the smile that can melt all woman on the Earth. A good spy.

Shin Dong, Sung Min, Kyu Hyun, Min Ho and Hong Ki: Seo Hyun's team members.

Lee Sun Kyu aka Sunny: Yong Hwa's cousin. like Min Hyuk but in unusual way.

and many more...