Approached to crack a safe by the owner's suspicious wife, reformed hacker Henrietta 'Harry' Martinez can't resist the challenge. Now her client's absconded with a fortune in diamonds, leaving Harry sole witness to a brutal murder. The police are unconvinced, suspicious of Harry's past. It's up to Harry to track down her mystery client. The trail leads from a top racing yard to a smuggling operation in the illegal South African world of conflict diamonds. To get to the truth requires all her secret skills.