We were instructed not to interfere in any human conflicts unless Deviants were involved.
Sersi explains to Dane that she is an Eternal that came to Earth 7,000 years ago aboard a ship called The Domo.
This launderette is located in Belsize Park, a few miles from Camden. It is the spot where Dane and Sersi discuss who she really is. It is also seen at the end of the film, briefly, as Sersi puts Sprite into the car and Dane returns. Apparently Sersi and Sprite’s flat is next door at #52.