The Orphan Thief (The Orphan Thief Series Book 1) by Glynis Peters

As Hitler's bombs rain down on a battered and beleaguered Britain, Ruby Shadwell is dealt the most devastating blow – her entire family lost during the Coventry Blitz. Hope still survives... Alone and with the city in chaos, Ruby is determined to survive this war and rebuild her life. And a chance encounter with street urchin Tommy gives Ruby just the chance she needs... And love will overcome. Because Tommy brings with him Canadian Sergeant Jean-Paul Clayton. Jean-Paul is drawn to Ruby and wants to help her, but Ruby cannot bear another loss. Can love bloom amidst the ruins? Or will the war take Ruby's last chance at happiness too?