I'm really fucking sorry for what's happened mate. I really am.
What an absolute piece of fucking shit.
This is also on the people running the house. Speak to your worker about being reimbursed for what's been destroyed.
It's their responsibility to provide a safe place for you and your stuff.
Don't let them off the hook.
And I would be demanding someone stay at the house with you for the next few weeks at minimum. Your safety is their responsibility.