韩版秘密吧讲述了纹身师菅受警方委托调查商人和政客神秘谋杀案的故事。坎跟踪刺客兄弟法德尔和拜森，他们也经营着一家餐馆。当菅直人发现自己爱上了拜辛时，事情发生了转折。与此同时，法德尔被一个名叫斯泰尔的汽车修理工抓住了。 　　It follows the story of a tattoo artist, Kan, who is tasked by the police to dig into the mysterious killings of businessmen and politicians. Kan tails the two assassin brothers, Fadel and Bison, who also run a restaurant. Things take a turn when Kan finds himself falling for ...