diff --git a/EventInterface.php b/EventInterface.php
new file mode 100644
index 0000000..89e2e60
--- /dev/null
+++ b/EventInterface.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace Kiri\Events;
+
+interface EventInterface
+{
+
+    /**
+     * @return void
+     */
+    public function process(): void;
+
+}
\ No newline at end of file
diff --git a/TestListener.php b/TestListener.php
new file mode 100644
index 0000000..054fbe8
--- /dev/null
+++ b/TestListener.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace Kiri\Events;
+
+class TestListener implements EventInterface
+{
+
+
+    public function process()
+    {
+        // TODO: Implement process() method.
+    }
+
+}
\ No newline at end of file