Mahoutsukai no Konyakusha - Vol. 4 Ch. 20.2 - Black Flames of Despair

[Kittxn69]

YOUR FAULT? WHY THE HECK IS IT YOUR FAULT??? YOU'RE THE VICTIM HERE

 

[Zinon]

I don't think she means her fault as in she was cursed because of what she did, she was probably referring to the fact that the curse probably could have been found out a bit faster, and that she wouldn't end up becoming friends with the person who cursed her.