Once a devoted assassin for House Robert, Raon meets his demise at Derus's hands. Resurrected by his thirst for retribution, Raon emerges as a crucial figure in House Sieghart, a renowned noble lineage. Armed with the formidable Flame Link skill, Raon must leverage the house's vast assets to seek his vengeance. However, plagued by the lethal Curse of Bitter Frost and threatened by the malevolent Wrath entity aiming to possess him, Raon faces a multifaceted battle for survival and justice.