diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8e61928..ad8b0b6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.14)
-project(src)
+project(project_maat)
 
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake_modules" ${CMAKE_MODULE_PATH})
diff --git a/README.md b/README.md
index 7d4ca64..576b9e4 100644
--- a/README.md
+++ b/README.md
@@ -12,11 +12,11 @@ This game is aimed to be a puzzle game in which the player sets different laws f
 ## TODO
 
  - [ ] Level
-  - [ ] Structure
+  - [x] Structure
   - [ ] Parsing from XML
   - [ ] A*
  - [ ] Entities
-  - [ ] Strucutre
+  - [x] Structure
   - [ ] Parsing from XML
   - [ ] Moving
   - [ ] Decorators (Rules)
diff --git a/UML_Class_Diagram.png b/UML_Class_Diagram.png
index c9f4d91..bb6dacb 100644
Binary files a/UML_Class_Diagram.png and b/UML_Class_Diagram.png differ
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index df9624a..671a0a5 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,10 +1,10 @@
 cmake_minimum_required(VERSION 3.14)
-project(src)
+project(project_maat)
 
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake_modules" ${CMAKE_MODULE_PATH})
 
-add_library(engine Level.cpp Level.h Entity.cpp Entity.h)
+add_library(engine Level.cpp Level.h Entity.cpp Entity.h Game.cpp Game.h)
 
 target_link_libraries(engine
         sfml-window
diff --git a/src/Entity.h b/src/Entity.h
index d89911c..b79c1b3 100644
--- a/src/Entity.h
+++ b/src/Entity.h
@@ -5,9 +5,55 @@
 #ifndef SRC_ENTITY_H
 #define SRC_ENTITY_H
 
+#include <SFML/Graphics.hpp>
 
-class Entity {
 
+enum class EntityType
+{
+    Citizen,
+    Player,
+    House,
+    Car,
+};
+
+enum class State
+{
+    Moving,
+    Fleeing,
+    Waiting,
+    Idle,
+};
+
+enum class Orientation
+{
+    Nort,
+    East,
+    South,
+    West,
+};
+
+
+class Entity
+{
+public:
+    Entity();
+
+    void render(sf::RenderWindow& renderWindow) const;
+    void move();
+    void update();
+
+    /// Position of the target of the current action on the map
+    sf::Vector2i target;
+private:
+    // As it contains position, size and orientation, we do not need anything more
+    sf::RectangleShape shape;
+
+    State currentState;
+    /// Used with rules : last to update has priority
+    State nextState;
+
+    /// Used with rules : last to update has priority
+    sf::Vector2i nextTarget;
 };
 
 
diff --git a/src/Game.cpp b/src/Game.cpp
new file mode 100644
index 0000000..8428f60
--- /dev/null
+++ b/src/Game.cpp
@@ -0,0 +1,6 @@
+//
+// Created by trotfunky on 06/06/19.
+//
+
+#include "Game.h"
+
diff --git a/src/Game.h b/src/Game.h
new file mode 100644
index 0000000..7dbc0f6
--- /dev/null
+++ b/src/Game.h
@@ -0,0 +1,38 @@
+//
+// Created by trotfunky on 06/06/19.
+//
+
+#ifndef SRC_GAME_H
+#define SRC_GAME_H
+
+#include <SFML/Graphics.hpp>
+#include <vector>
+
+#include "Level.h"
+
+
+// Used for convenience
+using TextureStore = std::vector<std::unique_ptr<sf::Texture>>;
+
+class Game {
+public:
+    Game(const std::vector<std::string>& levels, const std::vector<std::string>& textures);
+
+    /// Loads the level of corresponding ID from Game::levelFiles
+    void loadLevel(int levelId);
+
+    Level currentLevel;
+
+private:
+    /// Store the paths to level files
+    const std::vector<std::string> levelFiles;
+    /// Store the paths to texture files
+    const std::vector<std::string> textureFiles;
+    /// Stores pointers to textures for future use
+    TextureStore textures;
+
+    void loadTextures();
+};
+
+
+#endif //SRC_GAME_H
diff --git a/src/Level.h b/src/Level.h
index a3f959b..a2a03be 100644
--- a/src/Level.h
+++ b/src/Level.h
@@ -5,13 +5,26 @@
 #ifndef SRC_LEVEL_H
 #define SRC_LEVEL_H
 
+#include <SFML/Graphics.hpp>
+#include <vector>
+
+#include "Entity.h"
+#include "Game.h"
+
 
 class Level {
-    Level();
+public:
+    Level(const TextureStore& textureStore);
+
+    void render(sf::RenderWindow& renderWindow) const;
+    void runStep() const;
 
 private:
-    int width;
-    int height;
+    const sf::Vector2i size;
+
+    std::vector<Entity> entities;
+
+    const TextureStore& textures;
 };
 
 
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 0d53663..0924c9a 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -1,5 +1,5 @@
 cmake_minimum_required(VERSION 3.14)
-project(src)
+project(project_maat)
 
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake_modules" ${CMAKE_MODULE_PATH})