Eastern Shadows: Alex Thorne Book One (Alex Thorne Action Spy Adventures, #1)

Despite being an excellent spy, Alexandria Thorne was fired from British Intelligence following traitorous allegations against her deceased father. When her former employers ask for her help, she is angry and reluctant to give it. But there's an arms dealer missing in Belarus, and the man holding the key is also the last man to see Alex's parents alive.
Thrown into the middle of a civil war, Alex must handle a team of doubtful allies, dangerous enemies, and an eastern shadow from her past...