After placing her handicapped son in a full- time care facility, Mary Grace Gibson is determined to get her life back on track again. She takes on a substitute-teaching job in her old home town and is more than grateful for the room and board offered at Hearts Crossing Ranch. The bustling Martin family helps her start trusting again. But the hurt she experienced when her ex abandoned her due to their little boy's serious disabilities make Mary Grace cautious to trust anyone. Even the handsome cowboy who's fast stealing her heart. Cowboy and graphic artist Scott Martin is instantly drawn to the beautiful single mom his former high school teacher. She's had some hard luck but never let go of her faith. Their age gap doesn't fret him, and their kisses ignite his love. But Mary Grace's lack of trust shatters his feelings. He's been down that broken trail before. How can he assure her he's different from the man who hurt her and neglected her son?