The Silent Frost, The Roaring Flame (Demon Slayer Fanfic)

In a world where demons lurk in the shadows, two sisters, Ryujin and Koori, are left orphaned after a tragic attack on their family. As they join the Demon Slayer Corps to avenge their parents' deaths, the sisters' paths diverge. Ryujin becomes a formidable warrior, driven by vengeance and the desire to become a Hashira, while Koori struggles to balance her duty as a demon slayer with her compassionate nature. Amidst their training and battles, they uncover dark secrets about their parents' past and the true nature of the demons they hunt. As they unravel these mysteries, they realize that their parents' fate may not be as straightforward as it seemed, leading them to question everything they thought they knew about Their family and the world they live in.