>>8927493Kyuubey got in contact with Nagisa after her mother was hospitalized with an unhealable illness, her mother liked cheesecake so after Kyuubey asked her what she wants to wish for, she wished for a piece of the best cheesecake he can get. Than she run back to her mother's room just to realize she can't even eat it anymore and she could've wished for the illness going away. Her mother died soon after, Nagisa couldn't handle the duty of a Mahou Shoujo, got depressed and became a witch, we see in the original universe series of Madoka Magica.
