Forever Forbidden/Muzan Kibutsuji x Y/n
You're a demon slayer, you possess the ability of Moon Breathing. You and Tanjiro are best friends and you often join him on missions. But what happens when you meet a man dressed in all black and a white hat. The man who killed Tanjiro's family. The man who was your supposed enemy.* SLOW-BURN * * I DO NOT OWN ANY OF THESE CHARACTERS OTHER THAN Y/N *β¦