Oz wanted to become a knight but awakened the “business department” job!? Young businessman Oz and the amnestic business god Mercury agreed to obtain 100% compulsory trading ability before Oz helps the goddess return to the gods——[Combat Rules of Business Department], using money as a weapon to fight the swarming enemies. What is the truth hidden behind the jobs? What is the destiny of Oz? “This time, I will protect all of you!” The commercial harem love adventure drama is staged!!