A few interesting titles, all $1.99 at Kindle US unless otherwise indicated...
Hardcore Twenty-Four, 24th (duh!) in the Stephanie Plum series by Janet Evanovich:
https://www.amazon.com/Hardcore-Twen...dp/B01N3KJB3E/
The Paris Spy, seventh in the Maggie Hope series by Susan Elia MacNeal:
https://www.amazon.com/Paris-Spy-Mag...dp/B01N1HTUWI/
At Risk, first in the Win Garano series by Patricia Cornwell:
https://www.amazon.com/At-Risk-Win-G...dp/B000PC0SHS/
The Venetian Betrayal, third in the Cotton Malone series by Steve Berry:
https://www.amazon.com/Venetian-Betr...dp/B000W916SE/