After her entire family is massacred, Robin Baker disguises herself as a mute and infiltrates Noct Cartel. With her deadly skills, she secretly eliminates ruthless criminals but becomes entangled with Jared Heller, the Capo of the cartel. One is a relentless Redressor driven by hatred, while the other is an ambitious heir hiding dangerous ambitions. Amid suspicion, deception, and constant testing, unexpected feelings begin to grow between them.
