It seems some stuff that were left on the cutting room has been revealed. The Deluxe Edition of the game included an art book, which features franchise anti-heroine, Ada Wong.
In the art, we see Ada as a masked character in the game:
This is the part of the game where Ada would have appeared if she was in it:
There's some Resident Evil Villag Ada Wong cut content that's featured in the Digital Deluxe Edition which features what could have been.