Question: What is the name of the French folktale that the serial killer covered by Webb Miller is said to have been a real-life version of? 

Context articles: Webb Miller (journalist)
Damage Control (TV series)
Henri Désiré Landru
Charles Cullen
Luis Garavito
My Brother the Serial Killer
Bluebeard
Build the Enterprise
Sun Hill Serial Killer
God's Spy

Webb Miller (February 10, 1891 – May 7, 1940) was an American journalist and war correspondent.
 He covered the Pancho Villa Expedition, World War I, the Spanish Civil War, the Italian invasion of Ethiopia, the Phoney War, and the Russo-Finnish War of 1939.
 He was nominated for the Pulitzer Prize for his coverage of the execution of the French serial killer Henri Désiré Landru ("Bluebeard") in 1922.
 His reporting of the Salt Satyagraha raid on the Dharasana Salt Works was credited for helping turn world opinion against British colonial rule of India.
Damage Control is a reality TV series produced by MTV.
 Hosted by lead vocalist of Canadian music group Simple Plan Pierre Bouvier, and directed by Sebastian Doggart, the show was a real-life version of the movie "Risky Business."
 It first aired on MTV on March 6, 2005.
 The last episode was broadcast on April 24, 2005.
Henri Désiré Landru (April 12, 1869 – February 25, 1922) (] ) was a French serial killer and real-life "Bluebeard".
Charles Edmund Cullen (born February 22, 1960) is a former nurse who is the most prolific serial killer in New Jersey history and is suspected to be the most prolific serial killer in American history.
 He confessed to authorities that he killed up to 40 patients during the course of his 16-year nursing career.
 But in subsequent interviews with police, psychiatric professionals, and journalists Charles Graeber and Steve Kroft, it became clear that he had killed many more, whom he could not specifically remember by name, though he could often remember details of their case.
 Experts have estimated that Charles Cullen may ultimately be responsible for 400 deaths, which would make him the most prolific serial killer in American history.
Luis Alfredo Garavito Cubillos, also known as "La Bestia" ("The Beast") or "Tribilín" (named after Disney character "Goofy"'s Latin American Spanish name) is a Colombian rapist and serial killer.
 In 1999, he admitted to the rape, torture and murder of 147 young boys.
 His victims, based on the locations of skeletons listed on maps that Garavito drew in prison, could eventually exceed 300; Garavito continues to confess to more murders.
 He has been described by local media as "the world's worst serial killer".
 According to the Attorney General's Office and various judicial bodies, Luis Alfredo Garavito is the "second serial killer of the world."
 Likewise, the judicial body ruled that all Garavito's sentences total 1853 years and nine days in jail.
My Brother the Serial Killer is a 2012 American television documentary about serial killer Glen Rogers, otherwise known as the "Casanova Killer", who was convicted for a series of murders and arsons.
 The documentary was narrated by Rogers' brother Clay Rogers and aired on Investigation Discovery in November 2012.
 "My Brother the Serial Killer" received widespread media attention for Clay's claims that his brother was responsible for the 1994 murders of Nicole Brown Simpson and Ronald Lyle Goldman.
"Bluebeard" (French: "Barbe bleue") is a French folktale, the most famous surviving version of which was written by Charles Perrault and first published by Barbin in Paris in 1697 in "Histoires ou contes du temps passé".
 The tale tells the story of a wealthy violent man in the habit of murdering his wives and the attempts of one wife to avoid the fate of her predecessors. "
The White Dove", "The Robber Bridegroom" and "Fitcher's Bird" (also called "Fowler's Fowl") are tales similar to "Bluebeard".
Build the Enterprise is a project to create a real-life version of the "Starship" Enterprise, the spaceship featured in the science fiction television show Star Trek.
 The project is detailed on its website, Build the Enterprise, and is spearheaded by an engineer who goes by the name BTE Dan.
 He cites himself as a systems engineer and electrical engineer who has worked at a Fortune 500 company for the past 30 years.
 The ship would be able to carry the personnel, supplies and equipment needed for a long journey or colonization of another planet.
The Sun Hill Serial Killer was a major storyline from ITV's cop show "The Bill".
 Known originally as the "River Murders", the storyline spanned several months in 2002 and served as the exit for popular cast regular Cass Rickman (played by Suzanne Maddock).
 It was the first of several serial killer storylines from the show.
 Events came to a head in the New Year of 2003, when Acting DI Samantha Nixon discovers the truth and is taken hostage by the serial killer, before a final confrontation in which she is overpowered by DC Duncan Lennox, charged and thrown into the cells at Sun Hill Station.
God's Spy is a 2007 bestselling thriller novel by Juan Gómez-Jurado originally published in Spain.
 It has become an instant bestseller throughout Europe with a million copies sold to date and is going to be published in 42 countries.
 The plot is set in the Vatican, where, in the aftermath of Pope John Paul II's death, the hunt for a serial killer and sex offender — and former priest — reveals a chilling conspiracy.
 It is a detective story where the psychological portrait of Victor Karosky, the serial killer (which name is known from the first line of the book) is the spine of the novel.
 The action also takes place in a Maryland institution called the Saint Matthew Institute, a center for the rehabilitation of priest with a history of sexual abuse, which is based in a real-life place.
 This subject has aroused controversial issues in Catholic countries as Spain and Poland.