Modern top female assassin Liu Shaobai perished along with her organization at her mission's final hour. Unexpectedly, her soul transmigrated into another world, landing in the body of an orphan with the same name, Liu Shaobai. On the verge of death, she was brought back to the demon realm by Qing Jiu, the Demon King of Qingqiu, and since then took root in this land of spirits. Growing up accompanied by Xiao Li, she became a disciple of General Hutou, training and sharpening herself day after day. The assassin, accustomed to conspiracies and betrayal with an ice-cold heart deep down, gradually melts amidst the unconditional sincerity and warmth of the demon clan. Liu Shaobai made a solemn vow: she will guard this hard-won warmth, investigate the past of her original body, and exact a blood debt for her. With a long demon path ahead and intertwined grievances and entanglements arising, her otherworldly journey awaits your anticipation.