I don’t have exact directions but here’s a map of Tarcu. The property name, I think, is Les Hauts de Tarco …
[googlemaps https://www.google.com/maps/embed?pb=!1m16!1m12!1m3!1d2976.5354088745603!2d9.400975715920124!3d41.752112881267024!2m3!1f0!2f0!3f0!3m2!1i1024!2i768!4f13.1!2m1!1sLes+hauts+de+Tarco%2C+Tarcu%2C+Corsica+France!5e0!3m2!1sen!2suk!4v1526457725355&w=600&h=450]