Hi Vincent this will not be easy
First: dont contact Supportteam 
he’s a bad boy 
You need to find the private keys 
Trust Wallet
Remember: NEVER give your seed phrase to anyone for any reason.
Read this 
or search where do I find Trust Wallet private keys
Impoort the key to the Metamask 
https://metamask.zendesk.com/hc/en-us/articles/360015489331-How-to-import-an-Account