we will get into the depth of each and every section of Bharatiya Nagarik Suraksha Sanhita 2023 along with the comparison to criminal procedure code 1973. But before going ahead, In this class i will discuss the overview of criminal justice system and how it works and what is the procedure in brief. This class includes how criminal justice system starts and who can start the criminal justice system. its a bird's eye view of whole BNSS 2023 to understand the basics. i will discuss the role of executive magistrate before the commission of an offence and the role of police administration after the commission of an offence and  i will also discuss the role of public prosecutors in the criminal justice system. later i will conclude the class with the role of courts in the interest of justice. i will also give a brief summary of new provisions which are given in BNSS 2023 along with the comparison to CrPC 1973.