diff --git a/inc/Paybacks.class.php b/inc/Paybacks.class.php
new file mode 100644
index 0000000..146cab8
--- /dev/null
+++ b/inc/Paybacks.class.php
@@ -0,0 +1,106 @@
+<?php
+    require_once('data/config.php');
+    require_once('Storage.class.php');
+
+    class Payback extends Storage {
+        protected $id = 0, $date, $invoice_id, $amount, $from, $to;
+        protected $TABLE_NAME = "Paybacks";
+        protected $fields = array(
+            'id'=>'key',
+            'date'=>'date',
+            'invoice_id'=>'int',
+            'amount'=>'float',
+            'from_user'=>'int',
+            'to_user'=>'int'
+        );
+
+        public function __construct() {
+            parent::__construct();
+        }
+
+        // Getters
+        // =======
+
+        public function getId() {
+            return (int) $this->id;
+        }
+
+        public function getDate($format = 'd-m-Y H:i') {
+            if(!empty($this->date))
+                return $this->date->format($format);
+            else
+                return false;
+        }
+
+        public function getInvoice() {
+            return (int) $this->invoice_id;
+        }
+
+        public function getAmount() {
+            return (float) $this->amount;
+        }
+
+        public function getFrom() {
+            return (int) $this->from;
+        }
+
+        public function getTo() {
+            return (int) $this->to;
+        }
+
+        // Setters
+        // =======
+
+        public function setId($id) {
+            $this->id = (int) $id;
+        }
+
+        public function setDate($minute, $hour, $day, $month, $year) {
+            if((int) $minute < 10) $minute = '0'.$minute;
+        
+            $this->date = DateTime::createFromFormat('Y-n-j G:i', $year.'-'.(int) $month.'-'.(int) $day.' '.(int) $hour.':'.$minute);
+        }
+
+        public function setInvoice($invoice_id) {
+            $this->invoice_id = (int) $invoice_id;
+        }
+
+        public function setAmount($amount) {
+            $this->amount = (float) $amount;
+        }
+
+        public function setFrom($from) {
+            $this->from = (int) $from;
+        }
+
+        public function setTo($to) {
+            $this->to = (int) $to;
+        }
+
+        // Restores object from array
+        // ==========================
+
+        public function sessionRestore($data, $serialized = false) {
+            if($serialized)
+                $data = unserialize($data);
+
+            $this->setId($data['id']);
+            $this->setInvoice($data['invoice_id']);
+            $this->setAmount($data['amount']);
+            $this->setFrom($data['from']);
+            $this->setTo($data['to']);
+
+            $this->date = DateTime::createFromFormat('Y-m-d H:i:s', $data['date']);
+        }
+
+        // Maps htmlspecialchars on the class before display
+        // =================================================
+
+        public function secureDisplay() {
+            $this->id = (int) $this->id;
+            $this->invoice_id = (int) $this->invoice_id;
+            $this->amount = (float) $this->amount;
+            $this->from = (int) $this->from;
+            $this->to = (int) $this->to;
+        }
+    }
diff --git a/index.php b/index.php
index e11d35a..72da9df 100644
--- a/index.php
+++ b/index.php
@@ -21,6 +21,7 @@
     require_once('data/config.php');
     require_once('inc/User.class.php');
     require_once('inc/Invoices.class.php');
+    require_once('inc/Paybacks.class.php');
     require_once('inc/rain.tpl.class.php');
     require_once('inc/functions.php');
     require_once('inc/Ban.inc.php');
@@ -474,8 +475,9 @@
             break;
 
         default:
+            $use_cache = false;
             // Display cached page in priority
-            if($cache = $tpl->cache('index', $expire_time = 600, $cache_id = $current_user->getLogin())) {
+            if($use_cache && $cache = $tpl->cache('index', $expire_time = 600, $cache_id = $current_user->getLogin())) {
                 echo $cache;
             }
             else {
@@ -485,8 +487,17 @@
                 $invoices_list = new Invoice();
                 $invoices_list = $invoices_list->load();
 
+                if($invoices_list === false) $invoices_list = array();
+
+                $paybacks = array();
+                foreach($invoices_list as $invoice) {
+                    $paybacks[$invoice->getId()] = new Payback();
+                    $paybacks[$invoice->getId()] = $paybacks[$invoice->getId()]->load(array('invoice_id'=>$invoice->getId()));
+                }
+
                 $tpl->assign('users', secureDisplay($users_list));
                 $tpl->assign('invoices', secureDisplay($invoices_list));
+                $tpl->assign('paybacks', secureDisplay($paybacks));
 
                 // Cache the page (1 month to make it almost permanent and only regenerate it upon new invoice)
                 $tpl->cache('index', 108000, $current_user->getLogin());
diff --git a/install.php b/install.php
index fc8fed7..ab2df83 100644
--- a/install.php
+++ b/install.php
@@ -35,7 +35,7 @@
 
  
             //Create table "Invoices"
-            $db->query('CREATE TABLE IF NOT EXISTS '.$mysql_prefix.'Invoices (id INT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY, date INT(11), users_in VARCHAR(255), buyer INT(11), amount FLOAT, what TEXT) DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci');
+            $db->query('CREATE TABLE IF NOT EXISTS '.$mysql_prefix.'Invoices (id INT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY, date DATETIME, users_in VARCHAR(255), buyer INT(11), amount FLOAT, what TEXT) DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci');
 
             $count_invoices = $db->query('SELECT COUNT(*) FROM information_schema.tables WHERE table_schema = "'.$mysql_db.'" AND table_name = "'.$mysql_prefix.'"Invoices');
             $count_invoices = $count_users->fetch();
@@ -53,7 +53,14 @@
                 $warning .= 'Table '.$mysql_prefix.'Users_in_invoices already exists. Not doing anything on this table. Please check manually that this table is correct.<br/>';
             }
             
-            //Create table "Payback" - TODO
+            //Create table "Paybacks"
+            $db->query('CREATE TABLE IF NOT EXISTS '.$mysql_prefix.'Paybacks (id INT(11) NOT NULL AUTO_INCREMENT PRIMARY KEY, date DATETIME, invoice_id INT(11), KEY invoice_id (invoice_id), amount FLOAT, from_user INT(11), to_user INT(11)) DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci');
+
+            $count_paybacks = $db->query('SELECT COUNT(*) FROM information_schema.tables WHERE table_schema = "'.$mysql_db.'" AND table_name = "'.$mysql_prefix.'"Paybacks');
+            $count_paybacks = $count_paybacks->fetch();
+            if($count_paybacks[0] > 0) {
+                $warning .= 'Table '.$mysql_prefix.'Paybacks already exists. Not doing anything on this table. Please check manually that this table is correct.<br/>';
+            }
         } catch (PDOException $e) {
             $error = 'Unable to connect to database and create database, check your credentials and config.<br/>Error message : '.$e->getMessage().'.';
         }