(WARNING: FIRST BOOK, CRINGEY) Y/N Kibutsuji found herself in the middle of the town of Shiganshina, and meet the golden trios; Eren, Mikasa, and Armin. She's still half-demon from her dad's side, and also half-human from her mom's side. Together, Y/N goes on expeditions with the Survey Corps and yet still fights demons and fends off the Demon Slayers from killing her. What happens next? Find out by reading!

An ordinary girl, who was obsessed with watching anime, got reincarnated into her favorite anime as a weak side character, that wasn't even seen in the anime. She was overjoyed because she could change the plot of her favorite anime, but at the same time disappointed because she had reincarnated into the body of a weak girl. But, being fragile didn't stop her, she tried to strengthen herself and kept training, she didn't care if there were any consequences, she just wanted to save the fictional characters she had always wanted to save. This is the first fanfiction of Kimetsu no Yaiba/Demon Slayer I made! ⚠️ WARNING ⚠️ SPOILERS FROM MANGA! CRINGEY STORY (Depends on what reader thinks) WRONG GRAMMARS (A few) Hope you enjoy the story!!