Fantastic Bye, Lenin!, a 2003 film established in East Berlin during the 1989/90 changeover. The premise is definitely the protagonist making an attempt to make sure his mom, who fell into a coma Soon ahead of the fall of the Wall and awoke Soon afterwards, would not realise the GDR https://pc-reports.de/krimidinner-in-berlin-ein-moerderisch-guter-abend