I can see Heroine x turning into one of those "tsunderes"that try to kill the protagonist aka Muramasa Shirou and always fail while falling in love.
It's Sengo Muramasa.
YOU REMEMBER THAAAAAT!I-I'll turn a blind eye to this today!!However!
I'll be blowing away all Sabers that aren't me!
For sure! Sure!The hell's her problem...?DASH!sweatsweatleap!