Ma Chong tunnel gangs brawl, facing the city leaders to dispute a deadline, officer Shu Xin was transferred to the project group to participate in the work of. This is Shu Xin brigade, years ago, a man died from accidental, he calm. Facing the whirling of the case, as a people's police's strong sense of honor and responsibility heart beat everything, Shu Xin resolutely provoked the burden. Shu Xin started investigation: row of check points, looking for clues, crime. Little surfaced. The team found important evidence, analysis of the relevant cue lots, finally will criminals to justice. The process of handling a case, Shu Xin make it up, with a healthy atmosphere influence and infected peers, practice in force in the national emblem made from the police oath. Shu Xin and the battle wounded, coma before he handcuffs himself and the handcuffs together, with the life of the surrender of a satisfactory answer.