Dark Rivers Of The Heart by Dean Koontz

A tense, fast-moving thriller about a man whose quiet life is shattered when he becomes involved with a terrified woman fleeing a clandestine program; hunted by a relentless killer and shadowy operatives, the pair race across the country as buried memories, identity, and a wide-reaching conspiracy are revealed, forcing violent confrontations and moral reckonings as they fight for survival and the hope of redemption.

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