She, a talented but troubled painter, was inadvertently drawn into the vortex of the dark world. He is a feared mafia godfather who is ruthless and powerful. A contract closely connected the fate of the two, and she became a "prisoner" in his hands and also his "treasure." In this forbidden love that turns from compulsion to heartbeat, she strives to find herself in a desperate situation, while he struggles between protection and control. When buried secrets surface and the flames of revenge burn brightly, can their love bloom among the bloody thorns, or will it eventually lead to destruction?