Stuart MacBride is back with a brand-new Logan McRae thriller to celebrate twenty years since his first appearance in Cold Granite. Don't stoke the flames unless you want to get burned. It's not going well for Aberdeen's NE Division: half the force is off sick, all leave has been cancelled, someone has firebombed a hotel full of migrants and there is a massive protest march happening this Saturday. With officers dropping like flies, Detective Inspector Logan McRae has to kick off a major murder investigation with a skeleton staff of misfits, idiots, and malingerers until the top brass can arrange back-up from other divisions. But as bad as everything seems, there's something far more sinister lurking in the haze of this sweltering Aberdeen summer--something that's been building for years. And it's clear that things are about to get much, much worse...