If it's another language, Yiddish is the only one that makes sense to me because being from Düsseldorf they would be native German speakers. However, her German pronunciation is so bad, even when…
It's got to be either German or Yiddish. If you have a passing knowledge of German and that's not what it sounds like, then I think Yiddish is a pretty good bet.
yeah, that's the part where it says "(speaking German)" but I don't think that's the language she's using when she's calling to Erik. I have a passing knowledge of German myself and I recognised it…