I think even if Beast could explain himself, the full horror of this being a permanent situation has dawned on Beauty, and she can't continue to do this without going back home to set right the way she left.
No. Not now, not here. Of all places to finally get up to date in the comic, it had to be here when things between Beauty and the Beast are strained so. And with those flowers, she's so likely to leave...
Well, everything is going to go in a downward spiral now. At least till the ending. Which I hope is going to be like the book, cartoon, and disney movie ending.