Or, "Butter has a lot of affection for Cresta and wants to spoil her from time to time".

I felt like exploring the idea presented in this page of VHV a little more, but it was too early to go public with it just yet.
The Pouch Dimension compares closely to Rose's, but Rose's isn't quite as roomy. That's just what you get when you come by your biological people-containment honestly... Enchantments are such cheating.