diff --git a/extern/hqn/hqn.h b/extern/hqn/hqn.h
index 9f1a519..f04c8c2 100644
--- a/extern/hqn/hqn.h
+++ b/extern/hqn/hqn.h
@@ -1,7 +1,7 @@
 #ifndef __HQN_H__
 #define __HQN_H__
 
-#include <Nes_Emu.h>
+#include <core/Nes_Emu.h>
 #include <cstdint>
 
 #define BLIT_SIZE 65536
diff --git a/extern/hqn/hqn_gui_controller.cpp b/extern/hqn/hqn_gui_controller.cpp
index caf3766..4246ce8 100644
--- a/extern/hqn/hqn_gui_controller.cpp
+++ b/extern/hqn/hqn_gui_controller.cpp
@@ -218,9 +218,12 @@ void GUIController::update_blit(int32_t* blit, SDL_Surface* base, SDL_Surface* b
     SDL_RenderClear(m_renderer);
     SDL_RenderCopy(m_renderer, m_tex, &NES_BLIT_RECT, &m_nesDest);
 
-    auto overlayTex = SDL_CreateTextureFromSurface(m_renderer, base);
-    SDL_RenderCopy(m_renderer, overlayTex, &OVERLAY_BLIT_RECT_SRC, &OVERLAY_BLIT_RECT_DST);
-    SDL_DestroyTexture(overlayTex);
+    if (base != NULL)
+    {
+     auto overlayTex = SDL_CreateTextureFromSurface(m_renderer, base);
+     SDL_RenderCopy(m_renderer, overlayTex, &OVERLAY_BLIT_RECT_SRC, &OVERLAY_BLIT_RECT_DST);
+     SDL_DestroyTexture(overlayTex);
+    }
 
     if (button_a != NULL)
     {
diff --git a/meson.build b/meson.build
index edfb93a..1564fa1 100644
--- a/meson.build
+++ b/meson.build
@@ -7,41 +7,41 @@ project('quickerNES','c','cpp',
 # quickerNES Core sources
 
 quickerNESCoreSrc = [
- 'core/abstract_file.cpp', 
- 'core/Nes_Apu.cpp', 
- 'core/Nes_File.cpp', 
- 'core/Nes_Oscs.cpp', 
- 'core/apu_state.cpp', 
- 'core/Nes_Buffer.cpp', 
- 'core/Nes_Fme7_Apu.cpp', 
- 'core/Nes_Ppu.cpp', 
- 'core/Blip_Buffer.cpp', 
- 'core/Nes_Cart.cpp', 
- 'core/Nes_Mapper.cpp', 
- 'core/Nes_Ppu_Impl.cpp', 
- 'core/Data_Reader.cpp', 
- 'core/Nes_Core.cpp', 
- 'core/Nes_Ppu_Rendering.cpp', 
- 'core/Effects_Buffer.cpp', 
- 'core/Nes_Cpu.cpp', 
- 'core/Nes_State.cpp', 
- 'core/emu2413.cpp', 
- 'core/nes_data.cpp', 
- 'core/nes_util.cpp', 
- 'core/emu2413_state.cpp', 
- 'core/Nes_Effects_Buffer.cpp', 
- 'core/Nes_Namco_Apu.cpp', 
- 'core/Nes_Vrc6_Apu.cpp', 
- 'core/Multi_Buffer.cpp', 
- 'core/Nes_Emu.cpp', 
- 'core/nes_ntsc.cpp', 
- 'core/Nes_Vrc7.cpp', 
+ 'source/core/abstract_file.cpp', 
+ 'source/core/Nes_Apu.cpp', 
+ 'source/core/Nes_File.cpp', 
+ 'source/core/Nes_Oscs.cpp', 
+ 'source/core/apu_state.cpp', 
+ 'source/core/Nes_Buffer.cpp', 
+ 'source/core/Nes_Fme7_Apu.cpp', 
+ 'source/core/Nes_Ppu.cpp', 
+ 'source/core/Blip_Buffer.cpp', 
+ 'source/core/Nes_Cart.cpp', 
+ 'source/core/Nes_Mapper.cpp', 
+ 'source/core/Nes_Ppu_Impl.cpp', 
+ 'source/core/Data_Reader.cpp', 
+ 'source/core/Nes_Core.cpp', 
+ 'source/core/Nes_Ppu_Rendering.cpp', 
+ 'source/core/Effects_Buffer.cpp', 
+ 'source/core/Nes_Cpu.cpp', 
+ 'source/core/Nes_State.cpp', 
+ 'source/core/emu2413.cpp', 
+ 'source/core/nes_data.cpp', 
+ 'source/core/nes_util.cpp', 
+ 'source/core/emu2413_state.cpp', 
+ 'source/core/Nes_Effects_Buffer.cpp', 
+ 'source/core/Nes_Namco_Apu.cpp', 
+ 'source/core/Nes_Vrc6_Apu.cpp', 
+ 'source/core/Multi_Buffer.cpp', 
+ 'source/core/Nes_Emu.cpp', 
+ 'source/core/nes_ntsc.cpp', 
+ 'source/core/Nes_Vrc7.cpp', 
 ]
 
 # quickerNES Core Configuration
 
 quickerNESCoreCPPFlags = [ '-Wfatal-errors','-Wall' ]
-quickerNESCoreIncludeDirs =  include_directories(['core', 'extern/metrohash128', 'extern/argparse', 'extern/phmap'])
+quickerNESCoreIncludeDirs =  include_directories(['source/core', 'extern'])
 quickerNESCoreDependencies = [ ]
 quickerNESCoreCPPFlags = [ ]
 quickerNESCoreCFlags = [ ]
@@ -50,21 +50,21 @@ quickerNESCoreLinkArgs = [ ]
 # Building playback/validation tool
 
 quickerNESPlayerSrc = [
-  'player/hqn/hqn.cpp',
-  'player/hqn/hqn_gui_controller.cpp',
-  'player/hqn/hqn_surface.cpp',
-  'player/hqn/hqn_util.cpp',
-  'player/hqn/options.cpp'
+  'extern/hqn/hqn.cpp',
+  'extern/hqn/hqn_gui_controller.cpp',
+  'extern/hqn/hqn_surface.cpp',
+  'extern/hqn/hqn_util.cpp',
+  'extern/hqn/options.cpp'
 ]
 
-quickerNESPlayerIncludeDirs =  include_directories([ 'player'])
+quickerNESPlayerIncludeDirs =  include_directories([ 'source'])
 quickerNESPlayerDependencies = [ dependency('sdl2'), dependency('SDL2_image') ]
 quickerNESPlayerCPPFlags = [ ]
 quickerNESPlayerCFlags = [ ]
 quickerNESPlayerLinkArgs = [ '-lncurses' ]
 
 executable('player',
-  'player/player.cpp',
+  'source/player.cpp',
   sources: [ quickerNESCoreSrc, quickerNESPlayerSrc ],
   include_directories: [ quickerNESCoreIncludeDirs, quickerNESPlayerIncludeDirs ],
   dependencies: [ quickerNESCoreDependencies, quickerNESPlayerDependencies ],
diff --git a/source/emuInstance.hpp b/source/emuInstance.hpp
index 8061b33..8b4836a 100644
--- a/source/emuInstance.hpp
+++ b/source/emuInstance.hpp
@@ -1,10 +1,9 @@
 #pragma once
 
-#include <Nes_Emu.h>
-#include <Nes_State.h>
-#include <utils.hpp>
+#include <core/Nes_Emu.h>
+#include <core/Nes_State.h>
 #include <string>
-#include <utils.hpp>
+#include <utils.hpp> 
 
 #define _LOW_MEM_SIZE 0x800
 #define _HIGH_MEM_SIZE 0x2000
@@ -15,6 +14,11 @@ class EmuInstance
 
  typedef uint8_t inputType;
 
+ // Deleting default constructors
+ EmuInstance() = delete;
+ EmuInstance(EmuInstance& e) = delete;
+ ~EmuInstance() = default;
+
  EmuInstance(const std::string& romFilePath, const std::string& stateFilePath)
  {
   // Creating new emulator
diff --git a/source/playbackInstance.hpp b/source/playbackInstance.hpp
index 3ad4a1f..c737b3e 100644
--- a/source/playbackInstance.hpp
+++ b/source/playbackInstance.hpp
@@ -5,9 +5,9 @@
 #include <SDL.h>
 #include <SDL_image.h>
 #include <utils.hpp>
-#include <hqn/hqn.h>
+#include <hqn/hqn.h> 
 #include <hqn/hqn_gui_controller.h>
-#include "core/emuInstance.hpp"
+#include "emuInstance.hpp"
 
 #define _INVERSE_FRAME_RATE 16667
 
@@ -29,7 +29,7 @@ class PlaybackInstance
 
  // Overlay info
  std::string _overlayPath;
- SDL_Surface* _overlayBaseSurface;
+ SDL_Surface* _overlayBaseSurface = NULL;
  SDL_Surface* _overlayButtonASurface;
  SDL_Surface* _overlayButtonBSurface;
  SDL_Surface* _overlayButtonSelectSurface;
diff --git a/source/player.cpp b/source/player.cpp
index 9a3fe68..de6e135 100644
--- a/source/player.cpp
+++ b/source/player.cpp
@@ -1,7 +1,8 @@
 #include <cstdlib>
-#include "argparse.hpp"
+#include "argparse/argparse.hpp"
 #include "utils.hpp"
-#include "core/emuInstance.hpp"
+#include "emuInstance.hpp"
+#include "playbackInstance.hpp"
 
 int main(int argc, char *argv[])
 {
@@ -18,7 +19,7 @@ int main(int argc, char *argv[])
 
   program.add_argument("stateFile")
   .help("(Optional) Path to the initial state file to load.")
-  .default_value("");
+  .default_value(std::string(""));
 
   program.add_argument("--reproduce")
     .help("Plays the entire sequence without interruptions and exit at the end.")
@@ -38,15 +39,28 @@ int main(int argc, char *argv[])
   std::string romFilePath = program.get<std::string>("romFile");
 
   // Getting sequence file path
-  std::string sequenceFile = program.get<std::string>("sequenceFile");
+  std::string sequenceFilePath = program.get<std::string>("sequenceFile");
 
   // If initial state file is specified, load it
-  std::string sequenceFile = program.get<std::string>("stateFile");
+  std::string stateFilePath = program.get<std::string>("stateFile");
 
   // Getting reproduce flag
   bool isReproduce = program.get<bool>("--reproduce");
 
   // Getting reproduce flag
   bool disableRender = program.get<bool>("--disableRender");
+
+  // Printing provided parameters
+  printf("Rom File Path:      %s\n", romFilePath.c_str());
+  printf("Sequence File Path: %s\n", sequenceFilePath.c_str());
+  printf("State File Path:    %s\n", stateFilePath.c_str());
+
+  // Creating emulator instance
+  auto e = EmuInstance(romFilePath, stateFilePath);
+
+  // Creating playback instance
+  auto p = PlaybackInstance(&e);
+
+  while(true) p.renderFrame(0, "");
 }
 
diff --git a/source/core/utils.hpp b/source/utils.hpp
similarity index 100%
rename from source/core/utils.hpp
rename to source/utils.hpp