the plot that takes place in this tragedy, litRPG, adventure story leads by an anti-hero who unravels this fantasy world by which gains a power of unknown relativity, a dark phenomenon. The protagonist Nyx Emberfall must go on as the title of "the demon lord's daughter" (isn't the real demon lord Rhazgorr the Ruinous's daughter). in remark of the title, she finds herself in an unwanted environment, surviving just to stay unnoticed and alive.