Tahar Ben Jelloun's 'Insomnia' is a profound and captivating novel that delves into the harrowing experience of chronic sleeplessness. The narrative masterfully explores the psychological and existential torment of a man trapped in a perpetual state of wakefulness, where the boundaries between reality, memory, and hallucination blur. As the protagonist grapples with his relentless insomnia, he embarks on an introspective journey, confronting his past, his identity, and the fragile nature of sanity. Ben Jelloun's poetic prose creates a disorienting yet deeply engaging atmosphere, making this a powerful meditation on consciousness, solitude, and the human mind's capacity to unravel when deprived of its most fundamental need: rest. It's a haunting exploration of the inner world of a soul adrift.