Book Riot s Mystery Deals of the Day for November 15 2021 - 74Book Riot s Mystery Deals of the Day for November 15 2021 - 96Book Riot s Mystery Deals of the Day for November 15 2021 - 57Book Riot s Mystery Deals of the Day for November 15 2021 - 8Book Riot s Mystery Deals of the Day for November 15 2021 - 37