Controller-ok the back story ties Peanut was a girl who was born in Neptune the mom had to get back to Heaven and Saitan didn't really care The mom asked Akia to look after her since she new that she was going to earth which she would get tested so Akia did this spell for her to controll Peanut and Peanut is not a tsundere Akia makes her one Akia sometimes doesn't control her Peanut is bratty tho but until Peanut's current age which is today she stops controlling her and her soul gets out of Peanut's