Transit security cop, Casey Holland is investigating acts of violence on MPT buses. Someone's smashing windows on the M6 and racial hatred between pre-teens on the M10 is about to erupt into all-out war. The murder of Casey's coworker escalates her problems as secrets, suspicions, and accusations create workplace upheavals. Is the killer a colleague, or is someone else about to destroy Casey's life? -- "The novel's short, punchy chapters whisk the story along to a thrilling climax, while the characters' relationships and rivalries provided a strong emotional anchor." - Quill & Quire