One had to know that the six kings were essentially nuclear weapons. Each of them represented the last line of the six kings and could not be easily touched.
Although the battle had already begun, there was no room for negotiation between King Qin's Mansion and the six other mansions.
Otherwise, these people would have died in vain?
However, in reality, as long as the six kings had not personally come down, it meant that they had not completely shed all pretense of cordiality, and there was still room for negotiation.
Those who died would not die in vain. They would receive the highest courtesy from their respective princesses, but this did not affect the reconciliation between the princesses after the event.
There were precedents for this kind of thing in the Inner Court, and it was not just once or twice, but almost every time.