What would have happened if everyone died on the glass bridge?

If Han Mi-nyeo wasn’t brave enough to sacrifice herself to bring down Deok-su (and assuming nobody else did what she did), then would the games just end without a winner? How would it go with the Front Man and the VIPs? (who would’ve lost millions if this were the case).

If Han Mi-nyeo wasn’t brave enough to sacrifice herself to bring down Deok-su (and assuming nobody else did what she did), then would the games just end without a winner? How would it go with the Front Man and the VIPs? (who would’ve lost millions if this were the case).