Freeze the account permanently because I did not pay tax or margin and they confiscate my principal and profit

Romance scam of SICH. They first ask to pay 15% tax on the grounds that the profit on the platform exceeds US$500,000 before withdrawing funds, and then it is necessary to pay off the tax within 7 working days, otherwise the account will be permanently frozen and no funds will be released. Then, the account is suspected of malicious transactions and it is necessary to pay a deposit of 100,000 US dollars margin to withdraw funds. They continue to ask for deposit without withdrawing funds for various reasons, and finall maliciously freeze the account permanently and confiscate the principal and income.