L/N Y/N is a very special case of human being. She is born with a pure blood. Her blood is so pure that no amount of demon's blood could taint it. One day, she encounter the progenitor of demons known as Kibutsuji Muzan. The said man tried to inject his blood into Y/N's vein in hope to turn her into a demon. But no matter how much he gave her, she remains a human. This makes him feel frustrated. But for some odd reason, he just can't bring a heart to kill Y/N. Instead, he seems to develop some sort of infatuation on her... or one would call love. A feeling not once have he ever thought of developing. What will happen between Y/N and Muzan? Will Y/N return his feelings? Read and find out in... His Weakness Disclaimer : I do not own Demon Slayer. Any storyline that didn't appear in the anime will purely be the product of my imagination. DO NOT TRANSLATE OR COPY WITHOUT PROVEN PERMISSION!!!

𝓶𝓾𝔃𝓪𝓷 𝔁 𝓻𝓮𝓪𝓭𝓮𝓻 ❝I can teach you more than you think, (Y/N). Do you want me to show you? ❞ -- (y/n) is a seamstress who's lived in her own bubble for a long time. she keeps to herself but still manages to develop a crush on one of her clients-he's handsome, intelligent, smooth and calculating. she doesn't expect her feelings to go anywhere but to her surprise, she manages to spark his interest and she's protruded into a world unlike her own she quickly realizes that as she learns more and more about herself she's also falling deeper in love with the man who's teaching her things she's never experienced-what she doesn't realize is he's falling too. ⤷in which you are the demon king's newest obsession

─── 𝐇𝐢𝐬 𝐨𝐛𝐬𝐞𝐬𝐬𝐢𝐨𝐧 𝐰𝐢𝐭𝐡 𝐡𝐞𝐫, 𝐬𝐭𝐚𝐫𝐭𝐞𝐝 𝐟𝐫𝐨𝐦 𝐭𝐡𝐞 𝐬𝐜𝐞𝐧𝐭 𝐚𝐧𝐝 𝐭𝐚𝐬𝐭𝐞 𝐨𝐟 𝐡𝐞𝐫 𝐛𝐥𝐨𝐨𝐝. Currently editing! I update whenever I can :)) 𝐖𝐫𝐢𝐭𝐭𝐞𝐧 𝐛𝐲: -𝐏𝐮𝐫𝐞-𝐖𝐡𝐢𝐭𝐞- 09/15/20