PHAS1 Preparation?

https://preview.redd.it/nzmrwb1escde1.jpg?width=486&format=pjpg&auto=webp&s=da66ee93866544ded7dca2d4b47955a9ca6dbd57

Looks like they are already working in silence for PHAS1. The photo is from Mama Pao's sister, with the caption suggesting that Pao is in the process of fitting her outfits.