The last descendant of the Usher family, a genetic line that has been obsessively pure through the ages. He suffers from a nervous condition, which seems to be connected with both the degradation of the house itself and his twin sister . In fact, as Madeleine dies and is entombed, Usher’s mood becomes very strange and it becomes clear how fatally connected he is to his sister and the house.Usher is also a talented painter and musical scientist, and Poe weaves these artistic and intellectual pursuits into Usher’s eccentric temperament.