Ghost cozy mystery Like ghosts? Like cozy mysteries? A fun cozy mystery. Is Alum Mullein a ghost or not? When Prudence Wallflower discovers Alum’s secret, she has a short time to save him from complete destruction. The key lies with the murderer of another police officer. Can Prudence sift through the suspects and save Alum once and for all? Or will she fall victim to the same fate as he?