They all agreed quickly because they didn't want to experience pain. But at the same time, they couldn't accept that His Majesty would try to withhold Lady Odette's freedom to find her fated one, and one of those who disliked the Masked Alpha King's bold claim was none other than Zircon.
When His Majesty told him that he had misidentified Lady Odette before, he thought that His Majesty would eventually grant her real freedom, since it wasn't her fault that she was brought here and trapped in this kingdom forever.
It would be fair compensation to let her do whatever she wanted as long as it wouldn't harm the kingdom.