diff --git a/db/update18.10.sql b/db/update18.10.sql
index f202517d85..ef8a724c1a 100644
--- a/db/update18.10.sql
+++ b/db/update18.10.sql
@@ -1,3 +1,6 @@
 ALTER TABLE `zt_demandpool` ADD COLUMN `products` varchar(255) NOT NULL DEFAULT '';
 ALTER TABLE `zt_project` ADD COLUMN `parallel` mediumint(9) NOT NULL DEFAULT '0';
 ALTER TABLE `zt_demand` CHANGE `product` `product` varchar(255) NOT NULL DEFAULT '';
+ALTER TABLE `zt_story` ADD COLUMN `retractedReason` ENUM('', 'omit', 'other') NOT NULL DEFAULT '';
+ALTER TABLE `zt_story` ADD COLUMN `retractedBy` varchar(255) NOT NULL DEFAULT '';
+ALTER TABLE `zt_story` ADD COLUMN `retractedDate` datetime NOT NULL;
diff --git a/module/action/model.php b/module/action/model.php
index 94ff20f493..f0c5dae5f0 100755
--- a/module/action/model.php
+++ b/module/action/model.php
@@ -649,6 +649,11 @@ class actionModel extends model
                     $action->extra = sprintf($this->lang->execution->action->extra, '<strong>' . join(', ', $linkedProducts) . '</strong>');
                 }
             }
+            elseif($objectType == 'story' && $actionName == 'retracted')
+            {
+                $story = $this->loadModel('story')->getById($objectID);
+                $action->extra = "#{$story->id} {$this->lang->story->title} {$story->title}";
+            }
             $action->history = isset($histories[$actionID]) ? $histories[$actionID] : array();
 
             $actionName = strtolower($action->action);
diff --git a/module/group/packagemanager.php b/module/group/packagemanager.php
index 7da863ad2f..a50cfa30a5 100644
--- a/module/group/packagemanager.php
+++ b/module/group/packagemanager.php
@@ -3715,6 +3715,7 @@ $config->group->package->manageDemand->privs['demand-manageTree']  = array('edit
 $config->group->package->manageDemand->privs['demand-close']       = array('edition' => 'ipd', 'vision' => 'or', 'order' => 180, 'depend' => array('demand-browse', 'demand-view'), 'recommend' => array('demand-activate', 'demand-assignTo', 'demand-batchCreate', 'demand-create', 'demand-edit'));
 $config->group->package->manageDemand->privs['demand-activate']    = array('edition' => 'ipd', 'vision' => 'or', 'order' => 190, 'depend' => array('demand-browse', 'demand-view'), 'recommend' => array('demand-assignTo', 'demand-batchCreate', 'demand-close', 'demand-create', 'demand-edit'));
 $config->group->package->manageDemand->privs['demand-distribute']  = array('edition' => 'ipd', 'vision' => 'or', 'order' => 200, 'depend' => array('demand-browse', 'demand-view'), 'recommend' => array('demand-assignTo', 'demand-batchCreate', 'demand-create', 'demand-edit'));
+$config->group->package->manageDemand->privs['demand-retract']     = array('edition' => 'ipd', 'vision' => 'or', 'order' => 210, 'depend' => array('demandpool-browse', 'demand-browse', 'demand-view'), 'recommend' => array('demand-distribute'));
 
 $config->group->package->reviewDemand = new stdclass();
 $config->group->package->reviewDemand->order  = 5;
diff --git a/module/project/model.php b/module/project/model.php
index b491d4792b..16453757ca 100644
--- a/module/project/model.php
+++ b/module/project/model.php
@@ -2845,15 +2845,18 @@ class projectModel extends model
 
         $projectProduct = 0;
         if(empty($project->hasProduct) || $model == 'ipd') $projectProduct = $this->dao->select('product')->from(TABLE_PROJECTPRODUCT)->where('project')->eq($objectID)->fetch('product');
-        $lang->project->menu->settings['subMenu']->module['link'] = sprintf($lang->project->menu->settings['subMenu']->module['link'], $projectProduct);
+        if(isset($lang->project->menu->settings['subMenu']->module['link'])) $lang->project->menu->settings['subMenu']->module['link'] = sprintf($lang->project->menu->settings['subMenu']->module['link'], $projectProduct);
 
-        if(isset($project->model) and ($project->model == 'scrum' or $project->model == 'agileplus'))
+        if(isset($lang->project->menu->projectplan))
         {
-            $lang->project->menu->projectplan['link'] = sprintf($lang->project->menu->projectplan['link'], $projectProduct);
-        }
-        else
-        {
-            unset($lang->project->menu->projectplan);
+            if(isset($project->model) and ($project->model == 'scrum' or $project->model == 'agileplus'))
+            {
+                $lang->project->menu->projectplan['link'] = sprintf($lang->project->menu->projectplan['link'], $projectProduct);
+            }
+            else
+            {
+                unset($lang->project->menu->projectplan);
+            }
         }
 
         if(!empty($this->config->URAndSR) && $project->model !== 'kanban' && isset($lang->project->menu->storyGroup))
diff --git a/module/story/model.php b/module/story/model.php
index 705dbc9ce7..e7629aefd6 100644
--- a/module/story/model.php
+++ b/module/story/model.php
@@ -45,18 +45,25 @@ class storyModel extends model
         if($setImgSize) $story->spec   = $this->file->setImgSize($story->spec);
         if($setImgSize) $story->verify = $this->file->setImgSize($story->verify);
 
+        $storyIdList = $story->id;
+        if($story->type == 'requirement')
+        {
+            $stories = $this->getStoryRelationByIds($story->id, 'requirement');
+            if(isset($stories[$story->id])) $storyIdList = $stories[$story->id];
+        }
+
         $story->executions = $this->dao->select('t1.project, t2.name, t2.status, t2.type, t2.multiple')->from(TABLE_PROJECTSTORY)->alias('t1')
             ->leftJoin(TABLE_EXECUTION)->alias('t2')->on('t1.project = t2.id')
             ->where('t2.type')->in('sprint,stage,kanban')
-            ->beginIF($story->twins)->andWhere('t1.story')->in(ltrim($story->twins, ',') . $story->id)->fi()
-            ->beginIF(!$story->twins)->andWhere('t1.story')->in($story->id)->fi()
+            ->beginIF($story->twins)->andWhere('t1.story')->in(ltrim($story->twins, ',') . $storyIdList)->fi()
+            ->beginIF(!$story->twins)->andWhere('t1.story')->in($storyIdList)->fi()
             ->orderBy('t1.`order` DESC')
             ->fetchAll('project');
 
         $story->tasks  = $this->dao->select('id, name, assignedTo, execution, project, status, consumed, `left`,type')->from(TABLE_TASK)
             ->where('deleted')->eq(0)
-            ->beginIF($story->twins)->andWhere('story')->in(ltrim($story->twins, ',') . $story->id)->fi()
-            ->beginIF(!$story->twins)->andWhere('story')->in($story->id)->fi()
+            ->beginIF($story->twins)->andWhere('story')->in(ltrim($story->twins, ',') . $storyIdList)->fi()
+            ->beginIF(!$story->twins)->andWhere('story')->in($storyIdList)->fi()
             ->orderBy('id DESC')
             ->fetchGroup('execution');
 
@@ -155,6 +162,12 @@ class storyModel extends model
      */
     public function getAffectedScope($story)
     {
+        $storyIdList = $story->id;
+        if($story->type == 'requirement')
+        {
+            $stories = $this->getStoryRelationByIds($story->id, 'requirement');
+            if(isset($stories[$story->id])) $storyIdList = $stories[$story->id];
+        }
         /* Remove closed executions. */
         if($story->executions)
         {
@@ -174,8 +187,8 @@ class storyModel extends model
         /* Get affected bugs. */
         $story->bugs = $this->dao->select('*')->from(TABLE_BUG)
             ->where('status')->ne('closed')
-            ->beginIF($story->twins)->andWhere('story')->in(ltrim($story->twins, ',') . $story->id)->fi()
-            ->beginIF(!$story->twins)->andWhere('story')->in($story->id)->fi()
+            ->beginIF($story->twins)->andWhere('story')->in(ltrim($story->twins, ',') . $storyIdList)->fi()
+            ->beginIF(!$story->twins)->andWhere('story')->in($storyIdList)->fi()
             ->andWhere('status')->ne('closed')
             ->andWhere('deleted')->eq(0)
             ->orderBy('id desc')->fetchAll();
@@ -183,10 +196,19 @@ class storyModel extends model
         /* Get affected cases. */
         $story->cases = $this->dao->select('*')->from(TABLE_CASE)
             ->where('deleted')->eq(0)
-            ->beginIF($story->twins)->andWhere('story')->in(ltrim($story->twins, ',') . $story->id)->fi()
-            ->beginIF(!$story->twins)->andWhere('story')->in($story->id)->fi()
+            ->beginIF($story->twins)->andWhere('story')->in(ltrim($story->twins, ',') . $storyIdList)->fi()
+            ->beginIF(!$story->twins)->andWhere('story')->in($storyIdList)->fi()
             ->fetchAll();
 
+        $story->stories = $this->dao->select('t1.*, t2.spec, t2.verify, t3.name as productTitle, t3.deleted as productDeleted')
+            ->from(TABLE_STORY)->alias('t1')
+            ->leftJoin(TABLE_STORYSPEC)->alias('t2')->on('t1.id=t2.story')
+            ->leftJoin(TABLE_PRODUCT)->alias('t3')->on('t1.product=t3.id')
+            ->where('t1.version=t2.version')
+            ->andWhere('t1.deleted')->eq(0)
+            ->andWhere('t1.id')->in($storyIdList)
+            ->fetchAll('id');
+
         return $story;
     }