ElementarySeason 4 Replace imageEpisode number13A Study in CharlotteOverviewSherlock and Joan search for a murderer who used poisonous mushrooms to kill a botany professor and a group of the instructor’s students. Also, when Joan is disturbed by loud noise next door, she discovers her neighbor, Trent, is renting out his home through a vacation site that caters to hard partiers.Air dateFebruary 18, 2016Runtime (min)45
