Generally -- well, actually: as a rule* -- once 'posted,' Guest reviews can't be redacted.
*Here's a link > Re: Remove negative review
Not sure of your circumstances? But do know that you can always 'reply' to any -- and, especially > a less-than-positive -- characterization of your home. Know, too, that there are plenty of folks < here > who can expertly guide you in the crafting of same, given more detail.