diff --git a/exam/api/docs/index.css b/exam/api/docs/index.css
new file mode 100644
index 0000000..88cb00c
--- /dev/null
+++ b/exam/api/docs/index.css
@@ -0,0 +1,3 @@
+body {
+  background-color: red;
+}
\ No newline at end of file
diff --git a/exam/api/docs/index.html b/exam/api/docs/index.html
index 2fbdaa8..68a3df6 100644
--- a/exam/api/docs/index.html
+++ b/exam/api/docs/index.html
@@ -1 +1,10 @@
-DOCUMENTATION
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <link href="./index.css" rel="stylesheet" />
+
+    <title>Calculator</title>
+  </head>
+
+  <body></body>
+</html>
diff --git a/exam/api/index.php b/exam/api/index.php
index e495dfe..8ed3009 100644
--- a/exam/api/index.php
+++ b/exam/api/index.php
@@ -1,4 +1,3 @@
 <?php
-foreach (glob(__DIR__ . '/*/index.php') as $filename) {
-  require_once($filename);
-}
+
+Headers::redirect("docs/index.html");
diff --git a/exam/api/posts/index.php b/exam/api/posts/index.php
new file mode 100644
index 0000000..2851d7d
--- /dev/null
+++ b/exam/api/posts/index.php
@@ -0,0 +1,26 @@
+<?php
+
+$method = $_SERVER['REQUEST_METHOD'];
+
+switch ($method) {
+  case "GET":
+    return get();
+  default:
+    return Response::api("$method not supported", 500);
+}
+
+function get()
+{
+  $db = Database::getInstance();
+
+  $query =
+    "SELECT
+      *
+    FROM
+      egb_gaestebuch";
+
+  $stmt = $db->prepare($query);
+  $stmt->execute();
+
+  Response::api($stmt->fetchAll());
+}
diff --git a/exam/api/users/index.php b/exam/api/users/index.php
index c032abf..5cc4ccb 100644
--- a/exam/api/users/index.php
+++ b/exam/api/users/index.php
@@ -11,5 +11,16 @@ switch ($method) {
 
 function get()
 {
-  Response::api("GET USERS");
+  $db = Database::getInstance();
+
+  $query =
+    "SELECT
+      *
+    FROM
+      egb_benutzer";
+
+  $stmt = $db->prepare($query);
+  $stmt->execute();
+
+  Response::api($stmt->fetchAll());
 }
diff --git a/exam/config/database.php b/exam/config/database.php
new file mode 100644
index 0000000..c70d477
--- /dev/null
+++ b/exam/config/database.php
@@ -0,0 +1,9 @@
+<?php
+
+return [
+  "host" => "usersql.zedat.fu-berlin.de",
+  "user" => "khofmann-sql",
+  "passwd" => "xz8c7m7p",
+  "database" => "khofmann-db1",
+  "charset" => "utf8",
+];
diff --git a/exam/routes/routes.php b/exam/routes/routes.php
index 8408996..c977975 100644
--- a/exam/routes/routes.php
+++ b/exam/routes/routes.php
@@ -4,7 +4,11 @@ $path = ltrim(str_replace(Config::getBasePath(), "", $_SERVER['REQUEST_URI']), "
 
 try {
   if (substr($path, 0, 3) === "api") {
-    require_once __DIR__ . "/../api/index.php";
+    if (strpos($path, "docs") === false) {
+      require_once __DIR__ . "/../$path/index.php";
+    } else {
+      Headers::redirect("index.html");
+    }
   } else {
     require_once __DIR__ . "/../pages/index.html";
   }
diff --git a/exam/vendor/config/config.php b/exam/vendor/config/config.php
index f686e9d..af3d89f 100644
--- a/exam/vendor/config/config.php
+++ b/exam/vendor/config/config.php
@@ -5,10 +5,12 @@ class Config
   private static $instances = [];
 
   private array $app;
+  private array $database;
 
   protected function __construct()
   {
     $this->app = require_once __DIR__ . "/../../config/app.php";
+    $this->database = require_once __DIR__ . "/../../config/database.php";
   }
 
   protected function __clone()
@@ -34,4 +36,9 @@ class Config
   {
     return Config::getInstance()->app["basePath"];
   }
+
+  public static function getDatabase()
+  {
+    return Config::getInstance()->database;
+  }
 }
diff --git a/exam/vendor/database/database.php b/exam/vendor/database/database.php
new file mode 100644
index 0000000..ffda7ba
--- /dev/null
+++ b/exam/vendor/database/database.php
@@ -0,0 +1,32 @@
+<?php
+
+class Database extends PDO
+{
+  private static $instances = [];
+
+  protected function __construct($dsn, $username = null, $password = null, array $options = null)
+  {
+    parent::__construct($dsn, $username, $password, $options);
+  }
+
+  public static function getInstance(): Database
+  {
+    $cls = static::class;
+    if (!isset(self::$instances[$cls])) {
+      $dataAccess = Config::getDatabase();
+      self::$instances[$cls] = new static(
+        "mysql:host={$dataAccess["host"]};dbname={$dataAccess["database"]};charset={$dataAccess["charset"]}",
+        $dataAccess["user"],
+        $dataAccess["passwd"],
+        [
+          PDO::ATTR_PERSISTENT => false,
+          PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
+          PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_ASSOC,
+          PDO::ATTR_EMULATE_PREPARES   => false,
+        ]
+      );
+    }
+
+    return self::$instances[$cls];
+  }
+}
