J. Clifford Barnes’s Mystery at the Hidden River is a warm, engaging mystery built around an unusual kind of amateur detective. Jace Carter is a retired civil engineer in his mid-60s who’d be perfectly content tending his garden, drinking good coffee, and enjoying a quiet life on the Northern California coast. Instead, the suspicious death of fellow engineer Dustin Macky draws him into an investigation where his professional knowledge becomes every bit as valuable as traditional police work. Hydrology calculations, engineering files, building permits, geological hazards, and development plans all become clues, giving the story a personality that feels grounded in the way real people actually solve complicated problems.

Jace is the heart of the book. He’s practical, observant, good-humored, and refreshingly comfortable with who he is. His narration makes room for sandwiches, fishing trips, gardening, coffee, storm preparation, and the everyday inconveniences of retirement alongside murder and criminal conspiracy. Those details give Inglesee, Seacrest, and the Hidden River area the comfortable familiarity of places the reader can picture living in. They also make the danger more effective when it arrives. An enormous atmospheric river, a threatened harbor, an escaped suspect, a firebombing, and a corporate scheme all become more immediate because they’re happening to someone who’d really rather be repairing a planter box or reading in his easy chair.

The mystery itself grows naturally from Dustin Macky’s engineering work. What begins with a dead man and a disordered stack of hydrologic calculations expands into the threat posed by the Buck Starr Landslide, an illegal growing operation, a powerful development company with designs on Hidden River Harbor, and a suspicious harbor board member with connections that run deeper than anyone first realizes. Barnes keeps these threads moving through Jace’s particular way of thinking. He notices inconsistencies, understands what technical information means in practical terms, and often finds solutions because he knows how government agencies, contractors, engineers, and local institutions actually function. That gives the investigation an appealing nuts-and-bolts quality while still leaving room for danger, misdirection, and a satisfying escalation toward the solution.

What makes Mystery at the Hidden River especially enjoyable is the combination of small-town mystery, procedural problem-solving, coastal atmosphere, and an older protagonist who discovers that retirement hasn’t made him any less useful. Jace doesn’t become a different person in order to solve the case. His experience, patience, curiosity, and accumulated knowledge are exactly what make him effective. By the end, the investigation has pushed him into serious danger, exposed a much larger criminal operation, and even forced him to rethink how he can keep helping law enforcement without making himself an easy target. His resulting notion of becoming an “undercover volunteer sleuth” feels like both a satisfying conclusion and an inviting promise of more adventures ahead. Mystery at the Hidden River turns the practical wisdom of a retired engineer into the secret weapon of a smart, personable mystery you’ll want to follow wherever Jace Carter goes next.

Pages: 88 | ASIN ‏ : ‎ B0HBT7SK9Y