"Nuoren Wertherin kärsimykset" by Johann Wolfgang von Goethe is an epistolary novel published in 1774. Through a series of intimate letters, a young artist recounts his stay in a quiet village where he becomes enchanted by Charlotte, a beautiful young woman caring for her siblings. Though aware she is engaged to another man, he cannot suppress his growing affection. What begins as friendship deepens into consuming passion, and the protagonist faces an impossible situation where love and honor collide with devastating emotional consequences. (This is an automatically generated summary.)
These books are free to read. Each is in the public domain in the United States; check your own country's rules before you copy or share one.