Rondo Duo -fortissimo | At Dawn- Punyupuri Ff -ti... !!top!!

It seems your query got cut off, but I recognize the title you're referencing: likely refers to a specific track or arrangement from the Fortissimo series (a visual novel / game by La’cryma, part of the Fortissimo//Akustic or Fortissimo EXA franchise) or a derivative fan work (possibly from the PunyuPuri circle or a remix project).

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