Talon Base, she awakes from regeneration capsule.

Lena Oxton: Oh, you, you can already imagine how many times I traveled forward that I already forgot where the real ones were, I was desynchronized in time and all because of fucking Overwatch. I dedicated myself to them, and what did they do.. You can’t imagine what it’s like to be a living ghost.

She showed on her chest the chrono particle accelerator that Talon created, several magnetic amplifiers were connected to her arms and legs