What happened to the Frank family after they were captured by the Gestapo?

The Franks are Captured by the Nazis
Anne and Margot Frank were spared immediate death in the Auschwitz gas chambers and instead were sent to Bergen-Belsen, a concentration camp in northern Germany. In February 1945, the Frank sisters died of typhus at Bergen-Belsen; their bodies were thrown into a mass grave.

The story involves love between two people