10-year-old Sebastien reluctantly spends his trip within the mountains together with his grandmother and aunt. Serving to them with the sheep is hardly an thrilling prospect for a metropolis boy like him - however that's with out contemplating his encounter with Belle, an enormous canine mistreated by her proprietor. Able to do something to combat injustice and to guard his new-found buddy, Sebastien will spend the craziest summer time of his life.