diff --git a/src/Transit.php b/src/Transit.php
index f3d163a..d654653 100644
--- a/src/Transit.php
+++ b/src/Transit.php
@@ -68,6 +68,24 @@ public function select(string $domainClass, array $whereEquals = []) : TransitSe
         );
     }
 
+    /**
+     * Attach a domain object to plan.
+     *
+     * @param object $domain
+     *
+     * @return \Atlas\Transit\Transit
+     * @throws \Atlas\Transit\Exception
+     */
+    public function attach(object $domain): Transit
+    {
+        $handler = $this->handlerLocator->get($domain);
+        /** @var \Atlas\Mapper\Record $record */
+        $record = $handler->updateSource($domain, $this->plan);
+        $record->getRow()->init('');
+
+        return $this;
+    }
+
     // PLAN TO insert/update
     public function store(object $domain) : void
     {
diff --git a/tests/TransitTest.php b/tests/TransitTest.php
index b552215..be90bd0 100644
--- a/tests/TransitTest.php
+++ b/tests/TransitTest.php
@@ -533,4 +533,29 @@ public function testStore()
         $this->assertSame(101, $actual['responses'][0]['responseId']);
         $this->assertSame(14, $actual['responses'][0]['author']['authorId']);
     }
+
+    public function testAttach()
+    {
+        // Creation of author in first context
+        $entity = new Author('Author');
+        $this->transit->store($entity);
+        $this->transit->persist();
+
+        // New transit class for new context
+        $secondTransit = FakeTransit::new(
+            $this->atlas,
+            'Atlas\\Testing\\DataSource\\'
+        );
+        $secondTransit->attach($entity);
+
+        // Modify entity after attach to context
+        $entity->setName('Arthur 2123 fdgfd');
+
+        $secondTransit->store($entity);
+        $secondTransit->persist();
+
+        /** @var \Atlas\Mapper\Record $record */
+        $record = $secondTransit->getStorage()->offsetGet($entity);
+        $this->assertEquals('UPDATED', $record->getRow()->getStatus());
+    }
 }