Greta

Madame Greta is the owner of White Horse. She only appears in the comics.

Comics
Madame Greta first appears in the story "A Friend for Bloom". She introduces herself to Bloom, whom she later hires as a waitress, and reveals that she too was once a fairy. According to herself, she gave up on magic because she considered it a waste of time. She also says that Bloom reminds her of her younger self.