Composer Karol Rathaus escaped the horrors of Holocaust. Why then his son claims that Hitler killed composer Karol Rathaus?

What you have here is the tagline for a movie poster. (I saw the web site. Very nice.) A tagline is not a logine. A tagline belongs on the film poster as part of the marketing effort. A logline entices someone to read the script. Two concepts for two purposes, each with their own structural requirements. See the links at the top of the page to learn about the structure of loglines.

Who is the lead character?

What is their goal?

What is standing in their way?