Crisis FourCrisis Four hurtles us into the heartstopping world of violence, betrayal and high octane suspense. Nick Stone, ex SAS, now a K working for British Intelligence on deniable operations, is tough, resourceful, ruthless, and highly trained a master of his trade. Sarah is beautiful steel willed, intelligent, cunning the only woman Stone has ever let under his guard. And now hes been sent to hunt her down As the pair are pursued through the backwoods of