Widowed Texas Ranger and single dad John Ruiz hardened his heart years ago. Day after day, he tracks the roughest criminals in the Lone Star State, leaving little room for love. So when John butts heads with Sunny Marlowe, the beautiful nurse who's helping his young son, he's floored by how quickly the sparks fly. A lone wolf takes on the threat endangering everything he loves in the latest unforgettable story in Diana Palmer's sensational Long, Tall Texans series.