"The Bad Place" by Dean Koontz is a suspenseful novel that follows the story of a man who discovers a dark secret about his past. The book's cover features a haunting image of a house with palm trees in the background, setting the tone for a thrilling read.

"Proof" by Francis is a mystery novel that revolves around the world of horse racing. The book's cover features an image of mistletoe, which is a clever nod to the story's themes of love, deceit, and murder.

"If Tomorrow Comes" by Sidney Sheldon is a romantic thriller that follows the story of a woman who gets involved with a man who may not be what he seems. The book's cover features an image of a lantern, which adds to the sense of mystery and intrigue.

Overall, these three books offer a diverse range of genres and themes, from suspense and mystery to romance and thriller. They are sure to appeal to readers who enjoy a good story with unexpected twists and turns.