>>23013565>What is she doing behind the scenes to cause this?It isn't what she's doing behind the scenes. It's what she's doing right up front: Succeeding.
Miori's huge growth spurt was completely under her own power, having absolutely no support from her company. The signaled to the other girls they did not need the company at all, and that it in fact may be hindering them by syphoning income for literally no support.