The Man in the High Castle

The concept is intriguing (Germany and Japan winning WW II) sure, but nothing actually happens in this book. There is no real plot

SPOILERS:
This is the whole story:
1) a German spy meets a Japanese admiral and warns him Germany may drop a hydrogen bomb on Japan
2) a young lady meets the author of a book depicting a world where Germany lost the war.
3) a Jewish man makes and sells some jewellery.