Zoos are made of small and big dreams... but it takes more than a dream to feed the animals! And that, Haruko will realize quickly, as she takes her first steps as a caretaker at the Hidamari Zoo. Despite an overwhelming enthusiasm, her inattentiveness has earned her the dislike of the director of the park, who puts her to the test by entrusting her the care of withdrawn and uncooperative animals... It is now up to the curious talent of the young girl to decipher the secret emotions of the animals through their scent!