Videogame Found a cool game that's too obscure to pirate

[クーロ]

I had to sell my dignity and request it on csrinru but got ignored because no one there has it either. Not even igg-games could find a torrent for it. I've reached the pirate's nightmare, if I had the steam manifest files I could just run it with the Goldberg emulator... Piracy has fallen. Since it's a DLSite release it might be on Perfect Dark but I could never get it working. Scoured through 4chan archives to get the other parts of the series and uploaded them to DoujinStyle but now I'm missing the final piece