Miwako's had years of practice dressing and bathing her niece so she is using that experience to help her with Roze. It doesn't matter how unresponsive Roze is, Miwako is giving it her all to help out in her own way.

"Don't you worry Rosey Posey. When this is over you're going to smell like a giant delicious strawberry!"

Her Lucemon just kind of stood in the doorway, blocking anyone from viewing the scene. She didn't want to help out too much but she figured she could do this.