Stuart G. Yates 
Bloody Reasons [EPUB ebook] 

Bounty hunter Gus Ritter is on the trail of his brother’s murderer. He is after more than money; he wants retribution.
After he arrives to the small town of Archangel, death rapidly follows. Soon, Gus finds himself not only fighting for his own life, but also protecting the local preacher and a young girl.
As he makes his way south to confont Dan Hardin – his brother’s killer – the inevitable final showdown in the dusty mexican pueblo draws closer. But who will come out alive?