Dark Places (2015 film)

Dark Places is a 2015 mystery thriller film directed by Gilles Paquet-Brenner. The screenplay, by Paquet-Brenner, is based on Gillian Flynn's 2009 novel of the same name. It stars Charlize Theron, Christina Hendricks, Nicholas Hoult, and Chloë Grace Moretz.

Question: is dark places based on a true story
Answer: no