To the man, I love the most

It is a love story set during World War 2 where the two characters, Gracia Heiden, and Werner Fischer, are determined not to give up their love which is followed by the dreadful World War 2, pushing Werner Fischer to join the militant army. But mishaps are not limited to this, Gracia belongs to the Jewish community. They both are under constant fear of being taken up by the Nazi's Army. They promise to marry after the war ends. Will they be able to keep up their promise or destiny would bring something else for them? To keep pace with the story, do read the chapters dropping by.