From time-to-time, Emerylis practices ballet for exercise, and to practice movement in order to be better at dodging. There's nothing else here about the outfit in terms of lore other than Emerliys getting it for her birthday a year ago (current year is 180,002,068 in the Void Dimension) after their old leotard got worn out.

Alternate Outfits:
Business
Surface Travel Gear
Cute Sweatshirt and Scarf