Cassius, a former top-tier bodyguard, retired to the countryside. After his family was persecuted by criminal forces, he wielded the Valerius family's supreme black card to settle scores with all his enemies. Standing side by side with Celine, the family head who admired him, he protected his loved ones and dismantled a transnational criminal network.

Cassius, a former top-tier bodyguard, retired to the countryside. After his family was persecuted by criminal forces, he wielded the Valerius family's supreme black card to settle scores with all his enemies. Standing side by side with Celine, the family head who admired him, he protected his loved ones and dismantled a transnational criminal network.