A dark and gripping crime novel by Martina Cole. The story follows Diana Davis, a woman whose seemingly ordinary life is shattered by betrayal, violence, and organized crime. As she is drawn into London's brutal underworld, Diana must navigate dangerous alliances, ruthless criminals, and devastating personal losses.

Driven by revenge and a determination to protect those she loves, Diana finds herself confronting powerful enemies in a world where loyalty is rare and mercy is nonexistent. As the stakes rise, she must decide how far she is willing to go to survive and achieve justice.

Known for her gritty realism and emotionally charged storytelling, Martina Cole delivers a powerful tale of crime, family, betrayal, and redemption. No Mercy is packed with tension, memorable characters, and hard-hitting drama.