I am in Clinton so pretty far away from Plymouth. I would check out the site below:
Homebrew Club Listings
Has lots of great listings on the Cape. I grew up in Easton so I am from the South Shore myself.
Good luck and Welcome! Keep in touch!
"It is sheer folly to be taken by the hand and led down the path of better brewing by someone who says that they know it all. No, it is your experience that counts most. It is your experience that will always lead you to more questions."