The Dark Angel, #3 in the Jules Grandin series. The has been lowered in price, both on Amazon and on Kobo to $2.99.
https://www.amazon.com/gp/product/B0...oreType=ebooks
https://www.kobo.com/us/en/ebook/the-dark-angel-14
On Kobo, I got it with 10% discount too, due to the VIP discount.
Now I’ve got all five of them, and can start reading them. It roughly took 1 1/2 year of waiting for all of them to go down, I am satisfied.