Dubbed the 'Beverly Hills of Britain', a secluded estate in Surrey is now under the magnifying glass because of its connections to Russia.
Ever since war broke out in Ukraine last year, scrutiny over Russian money in the UK has intensified and questions are being asked about the influence on London.
After the Soviet Union broke up in 1991, oligarchs became rich by seizing state assets in the form of oil and gas reserves in cut-price deals and moved their money to the UK.