Ending a twenty year marriage, Sarah Shapiro returns to her grandmother's farm, willed to her as the only living relative when her mother died eight years ago. She loves the farm and decides to stay in Tennessee and build a house on her land. While going through her grandmother's old, decaying house, she discovers a metal box buried beneath the floorboards. Inside the rusty box, she finds a huge amount of money, a bundle of letters, a marriage license and a birth certificate. Her grandma had a secret past. Sarah becomes more intrigued when she finds a Tommy gun buried along with the metal box. What happened to cause her grandmother to keep a secret buried all her life? In trying to unravel the mystery of the contents, she suspects someone is watching her. Sarah enjoys the charming, flirtatious Morgan Mills, who helps her investigate the small clues found in her grandmother's Bible and letters, but Ketch, a contractor with an attitude, boils her blood and contradicts her emotional reactions with his nearness. The Tommy gun disappears, her soon to be ex-husband is killed and how could she possibly fall in love with a murderer.