Some further suggestions:GermanAdalbert Stifter - Bunte Steine(a collection of six short stories named after different types of rock, my favorite is the darker one, Tormalin)Georg B??chner - Lenz(a novella about the descent into schizophrenia of minor poet/playwright Jakob Lenz, anticipated aspects of Expressionism and Modernism and inspired Thomas Bernhard)Theodor Fontane - Effi Briest(a story