Sometimes those short stories hit the sweet spot. Great break between books 1 and 2 of the Frontline series.
3 of 5 Battle Axes
Due to the Likes&Attributions bug still being rampant, I will be putting in a link to my full review over on Blogger. Once that bug is gone for a month then I'll go back to putting up my full reviews here. The latest occurrence I am aware of is January 5th, 2016