The Dark Tide Series follows Australian intelligence operative Ben Porter, a man caught between the covert world of espionage and his personal longing for a peaceful life on the Australian coast. As he engages in a relentless battle against formidable adversaries, each mission forces him to confront his loyalty to Project Horizon, an elite agency tasked with countering global threats. Throughout the series, Ben contends with dangerous technologies, rogue agents, and his own agency's moral complexities, pushing him to the edge of his convictions.