Natasha Romanoff: Before I worked for SHIELD, I, uh... Well, I made a name for myself. I have a very specific skill set. I didn't care who I used it for, or on. I got on SHIELD's radar in a bad way. Agent Barton was sent to kill me. He made a different call.
Loki: And what will you do if I vow to spare him?
Natasha Romanoff: Not let you out.
Loki: [smiles] No, but I like this. Your world in the balance, and you bargain for one man.
Natasha Romanoff: Regimes fall every day. I tend not to weep over that, I'm Russian... or was.
Loki: And what are you now?
Natasha Romanoff: It's really not that complicated. I've got red in my ledger, I'd like to wipe it out.
Loki: Can you? Can you wipe out that much red?
Dreykov's daughter, Sao Paulo, the hospital fire?