The Whalestoe Letters by Mark Z. Danielewski

The narrative unfolds through a series of letters exchanged between a mother and her son, Johnny Truant, who is entangled in the mysterious and unsettling events surrounding a manuscript called "The Navidson Record." The letters, written by Johnny's mother from a psychiatric institution, reveal her deteriorating mental state and her deep concern for her son's well-being. As the correspondence progresses, the reader gains insight into the complex and strained relationship between mother and son, as well as the haunting impact of familial bonds and mental illness. The letters serve as a poignant exploration of love, madness, and the search for understanding amidst chaos.