Once you've finished Lucky Thirteen, you'll beg for Heartless, so it's on Kindle countdown too--Right NOW!
http://www.amazon.com/Heartless-Raiford-Chronicles-2/dp/B00IFX5LQW/ref=sr_1_1_twi_kin_2?ie=UTF8&qid=1442246460&sr=8-1&keywords=Heartless+Janet+Taylor-Perry