Kimitsu no Yaiba or Demon Slayer is a popular anime about man-eating demons versus demon hunters. A show where m!(y/n) is interested in. What happens if he accidentally got isekaid into said show? What will happen next? What will await for him? We'll try to find out by following the adventures of (y/n) in this fictional world. Spoilers: a shit ton. Male! Modern!(y/n) x y̶a̶n̶d̶e̶r̶e̶ kny various