theresa apocalypse (valkyrie pledge)

The default outfit of Honkai Impact 3rd's Theresa Apocalypse when you first encounter her in-game.

It is nun-themed and it comprises a layered white-black dress with long sleeves, black veil, white kneehighs, and black knee boots. It is the Universal Valkyria uniform used by the Schicksal (of which she is a part of).