To the Edge of Shadows - Joanne  Graham
Clever, engrossing, full of characters you care about even if you don't fully condone their actions, ‘To The Edge Of Shadows‘ is a twisty, taut thriller full of sympathetic characters, with realistically portrayed emotions and conditions, and it’s themes of family, survival, and sacrifice will keep you glued to it’s pages.

Full review here: http://ifthesebookscouldtalk.com/2014/10/31/edge-of-shadows/