Detective fiction Dupin is a fictional character created by Edgar Allan Poe. Dupin made his first appearance in Poe's "The Murders in the Rue Morgue" (1841), widely considered the first detective fiction story. He reappears in "The Mystery of Marie Rogêt" (1842) and "The Purloined Letter" (1844). C. Auguste Dupin is generally acknowledged as the first detective in fiction. The character served as the prototype for many that were created later, including Sherlock Holmes by Arthur Conan Doyle and Hercule Poirot by Agatha Christie. Conan Doyle once wrote, "Each [of Poe's detective stories] is a root from which a whole literature has
Minor Sherlock Holmes characters actually a coded message that invited Sherlock to Eurus's room, allowing Sherlock to save his friend by making a genuinely emotional appeal to Eurus, giving her the love of an older brother and a form of relationship he'd denied her as a child, which convinces her to stand down. She is returned to incarceration, with Mycroft describing her as reduced to a catatonic state, although she responds in duet when Sherlock plays the violin near her cell. Mary Russell is a fictional character in a book series by Laurie R. King, focusing on the adventures of Russell and her mentor