there is a quiet little secluded few with a stream running beside them and a hot tub as i understand in the heart of the suffolk countryside a few miles from bury st edmunds.i just searched for you - www.badwellashlodges.co.uk.
You should try Piperdam holiday homes which is in Scotland they have super log cabins and there is a hot tub in some of them, good luck and enjoy when you get there