This had a translation on the subreddit, which may be why it has no takers. However, that translation is buried quite far in the depths, so it may as well be untranslated at this point. I do hate that things there aren't tagged, or I would search for "Serenity" and grab it myself.
There's some part I'm still not sure and I'm not well-versed in the Fate series. But I tried to translate it anyway.
Uuugh!It's no use, her wounds are too deep...It hurts...
It hurts so muuuch...It huuurts...Help...
It's killing me...!Yes, really.
You'll be at ease immediately....This child is beyond...It's okay, it's okay now...I'll get rid of your pain right now.R-Really...?What will you play tomorrow?
Just think about it.