The drama is based on multiple works from Edgar Allan Poe, it features themes of madness, family, isolation, and metaphysical identities. The Fall of the House of Usher is narrated by a man who has been invited to visit his childhood friend Roderick Usher. Usher gradually makes clear that his twin sister Madeline has been placed in the family vault not quite dead. When she reappears in her blood-stained shroud, the visitor rushes to leave as the entire house splits and sinks into a lake..