"In 'Unrelenting' Kummerow fully concentrates her writing on the dialogues. In an excellent way the reader experiences the tension that exists between the pro- and contra-Hitler-followers." ~ Annabel Junge, Orlogsboekenreviews
"Unrelenting showed me a different story: German people who were not Jewish, but took up defense against the oppressive Nazi Party.
Unrelenting showed me a love story, but another kind of love story: love and duty to a beloved country." ~ Annette Kristynik, Impressions in Ink
"The story was well-written, well-paced and kept me intrigued. For those who want to understand the situation in Germany leading up to World War Two through the eyes of everyday people, this is an excellent book to read. " ~ Robyn Echols, Rumours of War
"For anyone interested in the human stories behind the WWII resistance fighters, I would highly recommend Unrelenting." ~ The Book Muse UK
"My favourite part of the book was getting the perspective of ordinary German citizens as Hitler's fanaticism takes hold over their country...This historical aspect was eye-opening." ~ Laurie, The Baking Bookworm
" I absolutely adored the character of Q and found him very captivating with his resistance beliefs.." ~ Abby from Annebonnybookreviews