Third-generation horse rancher Trent Callum’s life is just about perfect. The Rio Verde Ranch, that’s been around since 1971, is thriving. He’s just met Savannah Quinn, the gorgeous new school teacher in town sponsoring the local 4-H group. But before his relationship with the teacher can develop, the ranch suffers a major setback when Trent’s grandfather dies suddenly. When the incident becomes a murder investigation and there’s an attempt on Trent’s life, it seems someone has declared war on the Callums, putting everyone at Rio Verde Ranch in the crosshairs of a sadistic killer. Even with help from his twin sister, Tate, Trent struggles to keep everyone on the ranch safe. With the school year ending and the investigation growing more complicated by the day, Savannah offers to step in and help. As they work together, their attraction deepens into something neither one expected. However, the danger escalates when a series of accidents threaten the ranch's livelihood. Trent realizes he must confront the possibility that someone close to them is behind the attacks. Determined to uncover the truth, Trent and Savannah make a startling realization that brings them closer to a devastating secret that’s difficult to accept. Drawn into a dangerous game against a ruthless killer with nothing to lose, will they be able to outsmart their callous foe in time to keep everyone out of harm's way? Are they in time to put the past behind them and accept their new future together without further retribution?