Al Sarrantonio’s Jack Paine mysteries, Summer Cool and Cold Night, deliver intense, hard-boiled detective fiction with a gripping emotional core. In Summer Cool, private investigator Jack Paine is pulled into a dangerous case involving a former police colleague, now missing under suspicious circumstances. What begins as a personal favor quickly spirals into a series of brutal murders and a tangled web of secrets that tie back to the Vietnam War. Set against a sweltering heatwave and fraught with corruption and betrayal, the story’s unexpected twists build to a powerful and shocking conclusion. These novels showcase Sarrantonio's talent for gritty, fast-paced storytelling that keeps readers hooked until the final page.