I love her, she's one the greatest examples of the cycle of abuse in the story, and essential to frame how rotten the Ushiromiya's traditionalism is, her hostility, the pain in her heart and the sincere love inside of it (even though that love blended together a lot with her warped trauma responses) contrast in this mess of a person, that makes the perfect bridge between the Ushiromiya's tragedies and Ange. Her relationship with Ange is one of the things that got me the most emotional in the story, especially in Ep 8, in life they had all the pieces to create a beautiful bond to survive their grief together, but couldn't and both drowned in pain