diff --git a/app/application.rb b/app/application.rb
index e69de29bb..946087844 100644
--- a/app/application.rb
+++ b/app/application.rb
@@ -0,0 +1,25 @@
+class Application
+
+  @@items = []
+
+  def call(env)
+    req = Rack::Request.new(env)
+    resp = Rack::Response.new
+
+    if req.path.match(/items\/.+/)
+      item_name = req.path.split("/items/").last
+      item = @@items.detect { |i| i.name == item_name }
+      if item
+        resp.write item.price
+      else
+        resp.write "Item not found"
+        resp.status = 400
+      end
+    else
+      resp.write "Route not found"
+      resp.status = 404
+    end
+
+    resp.finish
+  end
+end