Question: is the film perfume based on a true story

Answer: No, Perfume: The Story of a Murderer is a 2006 German period psychological crime thriller film directed by Tom Tykwer and starring Ben Whishaw, Alan Rickman, Rachel Hurd-Wood, and Dustin Hoffman. Tykwer, with Johnny Klimek and Reinhold Heil, also composed the music. The screenplay by Tykwer, Andrew Birkin, and Bernd Eichinger is based on Patrick Süskind's 1985 novel Perfume. Set in 18th century France, the film tells the story of Jean-Baptiste Grenouille (Whishaw), an olfactory genius, and his homicidal quest for the perfect scent.