"Back to nature" is the motto of the newspaper archivist Gottlieb Sänger. Throughout the year he was looking forward to hiking in the Black Forest. His hope for peace and solitude, however, flies when the 16-year-old Kiki attaches himself to his heels. The spoiled city child has set himself in the head to get to know the joys of unbound hiking life. From now on, she no longer deviates from the side of Gottlieb. Soon two working students join the duo and mix up Kiki's emotional life. But then photos of the small society appear in an illustrated version It turns out that Kiki should have been in her boarding school long ago. Big trouble brews over the migratory birds.