A novel written in the late 19th century. The story revolves around Dr. Romualdo Grolli, a mathematics assistant at a university in Italy, who is pulled into an unexpected situation following a mysterious letter from a sea captain. The narrative emphasizes his mathematical pursuits and social awkwardness, complemented by the sudden introduction of a young girl into his life, which disrupts his introverted lifestyle. The opening of the novel introduces Dr. Romualdo Grolli as he is engrossed in writing a paper for a scientific academy when he receives a strange letter from Captain Antonio Rodomiti, requesting him to come to Genoa for urgent matters. Confounded by the captain's communication and concerned for the unknown reasons behind it, Dr. Grolli hurriedly prepares for his journey. Throughout the passage, we see glimpses of his character as a reclusive scholar, dedicated yet overwhelmed by the prospect of an unforeseen familial responsibility, hinted by the arrival of a little girl named Gilda, the daughter of his estranged sister Elena, adding layers to his already complicated existence.
