"Pierre and Jean" by Guy de Maupassant is a novel written between June and September 1887. When a family friend leaves his entire inheritance to Jean, his brother Pierre begins to suspect their mother's fidelity and Jean's legitimacy. Pierre's investigation uncovers a hidden portrait and love letters, confirming his darkest suspicions. As Jean's life flourishes with new wealth and prospects, Pierre's anguish grows, culminating in violent confrontations at family meals. The novel explores themes of heredity, legitimacy, and the destructive power of truth within a bourgeois French family. (This is an automatically generated summary.)