"The Pigman" is a novel by Paul Zindel that tells the story of two high school students, John Conlan and Lorraine Jensen, who form an unexpected friendship with an elderly man named Mr. Pignati. The narrative explores themes of loneliness, friendship, and the struggles of adolescence as the characters navigate their personal challenges. As John and Lorraine spend time with Mr. Pignati, they learn about his life and the loss of his wife, Conchetta. Their bond deepens, but the story takes a turn when their actions lead to unforeseen consequences, ultimately highlighting the impact of their choices on their lives and Mr. Pignati's.