There are breakpoints in the history, the result of a single event may change the whole course. In 1909, an assassination attempt of a Japanese governor fails. Now, in 2009, Korea is just another state of Japan's Empire & Seoul has become a major city. A Korean resistance group fights for liberty, independence & the restoration of true history. Two cops, Japanese & Korean, investigate the group.

Two friends in the Korean Navy, Lee and Kim are both part of an elite diving squad, specialising in emergency deep sea salvage dives. Lee is straight-laced and takes his duties seriously, while Kim treats the Navy as a lark. When Kang, a diving instructor and Kim's former girlfriend, is posted to the unit, this creates tension between the friends as they compete for Kang's affections. The tension is heightened when Lee is promoted ahead of Kim, creating a rivalry between the two. Kim's gung-ho approach to diving, and the danger he poses for himself (and his fellow divers), leads to further problems. Matters come to a head when an incident at sea causes the sinking of a submarine, requiring the unit to attempt a dangerous salvage rescue of the sunken submarine.

In-gi had to abandon his dreams of becoming a serious director in order to pay off his parents' debts so to make quick money, he began to direct soft porn movies. But his dream of making a masterpiece has not died yet.

So-ryong is the delivery man of a Chinese restaurant when he falls in love with Jang, a local girl who is forced by a hoodlum into prostitution. Feeling helpless, So-ryong promises to learn kung fu so that he may fight and save Jang from her misery.