help :(

please help :( I want to rediscover a manga themed romance,history,magic and monsters I've ever read . i think this is a really old manga seeing from the artwork. the story is about a woman who was studying magic at his teacher in the ancient time . Her teacher is a handsome young man . These women secretly liked his teacher but one day he meets a witch known people are very wicked but actually he is a good and handsome witch. he just want to lived alone, that's why he don't want people to get close to his place. i forget why,but these women are forced to live with the evil witch and eventually they fall in love . does anyone know this manga ? please help