Alrighty then.
The riddle: I am a builder, yet I'm unlike you. I am... Beaver
I think if I add more clues i would be simple... A, B and R were found out by LioNeeZ.
Hinode gave the correct answer.
Hello, could you please reupload the mexashare or Katfile links for https://www.anime-sharing.com/threads/161222-softhouse-seal-grandee-ぜったい遵守☆にゅ~こづくりわーるど.566758/#post-2589631 . Would really appreciate it.