Precia's and Linith's Dark Pieces making peace with each other as they both vanish.
An iconic picture in the promo pics of Stern/Material S has her curtsying◊; something rather against her stoic nature. Where does she actually do this in the game? In the void where only the Material's can go; after she reveals a plan about how to handle U-D. Dearche and Levi shower her with praise and cheering. The only beings she would ever give something resembling an emotional display for.