I'd say this is 95% done. The whole thing needs to be language-checked, and there's probably some wrong pitches, especially in the second verse. But >9500 on Normal is not that hard.
Download: https://drive.google.com/file/d/107H1XUFbma34bQr9_cHspMM_3gt72lE2/view?usp=sharing
UPDATE 2023-09-07: updated the archive because language was erronously set to English
I think the instrumental is from here, but the licensing terms are a bit vague, so you'll have to make that yourself I guess:
https://www.youtube.com/watch?v=JbwhhZ5mxPs
The archive was updated because I realized I had erronously set the language to English instead of German