(Y/n) was born into a family where she was loved and everything. A few years later, her dad started abusing her and (m/n). A month later, he beat his wife so bad that she ended up going to the hospital. (M/n)'s mom comes and goes to see her daughter. She told her to leave him, but (m/n) didn't want to because she loves him. Afterward, she was alright to leave the hospital. She comes home and sees (Y/n) with some bruises on her arms. After that day, he continued abusing them until (Y/n) left after her dad killed her mom. What will happen if Muzan finds her ? What if the hashiras find her first and hide her away ? Why is everyone obsessed with her ? (Y/n) is in for a long and dangerous journey. Disclaimer: I don't own Kimetsu No Yabia characters. I only own (Y/n) (L/n).