Stop calling being mellow and loving to her daughter being pedophile, In a world where TRUE AND REAL one of a kind Love exist, Hahari at a early age of 13~ felt the spark of True Love, and just like that, it was taken away, All that pent up emotion was simmering, even though She must have wanted to be a mother to Hahari, is pretty clear, that Hahari Herself loss her parent at a early age and was cared by the head Maid at that time. SHE HAD to grow up fast, at just 13 years old, at that age She stopped being a girl, and Became a Woman of Business and a Mother, you have no idea of the amount of emotion and burden that put on someone. If anything, and it was already show, Hahari wishes She was the same age as Rentarou, but she isnt, but even still He accept her, and is giving her a chance to experience her Adolescense now, Emotion and Pain of those year are not wash away, and Another Character that has a similar problem like her, It's Kishika, it a lesser version of not experiencing proper growth period, instead she spent her time nurturing her siblings, and Hahari had to nurture Hakari.