The special remedy proceeding provided in the Criminal Procedure Code is twofold, namely, Retrial and Extraordinary Appeal. The former, i.e. Retrial, is a remedy proceeding to the court that made the final judgment based on the fabricated or altered fact. The latter will applies when the final judgment is in contravention of the laws and regulations or if the applicable laws are not applied or are erroneously applied and the chief-procurator of the Supreme Prosecutors Office may file an extraordinary appeal to the Supreme Court for remedy. Those two remedies are different in nature. this article compares the Retrial system of the other countries with our legislation and the traditional opinion in practice so as to find out the shortcoming of ours. Further, to explain the amendment on 2015 February 4 and to identify the problem of the Retrial system to be resolved in the future. In the end, this study proposes a corresponding counter measure for solution and improvement.