<P> When they go in the house, the floor collapses . The girls fall into the basement . Molly finds two skeletons down there . They turn out to be Helen's mother and stepfather . Heather explains Helen accidentally started the fire that burned the house down . Helen and her stepfather were arguing . The argument became animated, and Helen accidentally knocked over an oil lamp, which started the fire . Molly realizes that Heather's mother also died in a fire, and asks if she accidentally started that fire . Heather admits she did . She was playing with the stove, but didn't realize the danger because she was only three years old . The girls continue talking and come to terms with being a stepfamily . Helen eventually floats down into the basement . She is so overcome with grief, that she completely ignores Molly and Heather . This is the first time Helen has been able to locate the bodies of her parents . She touches their skulls and cries over their deaths . Her mother's ghost appears . They embrace . Both of the ghosts disappear . Heather realizes that if Helen's mother could forgive her, then her own father can forgive her for the accidental death of her mother . Many hours later, Dave, Jean, and Michael come . They pull the girls out of the basement and take them home . </P> <P> Heather tells her father she accidentally started the fire that killed her mother . He understands it wasn't her fault . The family is able to be a true family and get along . Helen's parents are buried next to her . A few days later, Molly and Heather find Helen's locket hanging on a statue near her grave . They believe it's a present from the ghost . In the locket, there's a note with a message: "Do not forget me . - Helen ." Helen is finally at peace . </P> <P> On the 28th August 2014, actress Sophie Nélisse stated on her Twitter account that she will act in a film adaptation of the book as Molly . She also stated that her sister would act in the film as well . On the 12th September 2014, Variety announced that financing and cast were in place and principal photography would commence on the production of a film adaptation of Wait Till Helen Comes . The work would be directed by Dominic James, and would star Maria Bello and the Nélisse sisters . Production was slated to begin later that same month . Principal photography began on the 28th September 2014 in Winnipeg, Manitoba . Author Mary Downing Hahn appears in the film in a speaking role, mentioning to one of the producers that as a little girl she had always wanted to be an actress in movies . This is the first of her books to be adapted into a feature film . The movie was released in November 2016 . </P> <P> Kirkus Reviews praised the book but commented that it would be a more appealing read for "children comfortable with the genre" as the material in the book was "serious and chilling". Vice reviewed the book from an adult's perspective, stating that while the book's resolution would make sense to a younger reader, that they did not believe that the issues would not be easily solved by talking to the adults, as they believed that Heather's troubles did not solely stem from her keeping a secret . </P>

Wait till helen comes mary downing hahn summary