Susa 9-dan 0

Hong Dal-Gi, a detective who suffered great losses from a single error, Yu-Jin, a forceful investigator who regularly faces punishment, and a high-achieving informant who ranked first in his police academy class make up a team. Despite their conflicts, the three work together to solve cases and slowly begin to function as a unit.

Isinasalin pa — orihinal na teksto sa English.