When a struggling mystery writer is hired by Alfred Hitchcock to work on the script for his new film, a swirling maelstrom of madness and murder is his reward.

Hollywood, 1959.

When struggling mystery writer Bobby Burgoyne is hired by Alfred Hitchcock to work on the script for his new film Crescendo, he thinks his future success is assured at last. Instead he is swept into a swirling mystery of madness and revenge. Someone, it seems, is willing to kill to keep the film from being made and Hitch needs Bobby to find who or what is behind the sabotage.

With a ruthless killer in pursuit, Bobby discovers that behind the obscure novel that Hitch has based his movie on lies a cruel tale of abduction, amnesia, and murder. To save his own life as well as Hitch's career, Bobby must penetrate the heart of the mystery and confront a final, shocking revelation.