Characters
So let me get this straight, Helen walked in on you and Lydia and she won't talk to you and Lydia's broken up with you.
— Russell · Sliding Doors
Behind the line May contain spoilers.
Our reading
An editorial interpretation.
Recapping the situation, the speaker lays out a run of setbacks: Helen walked in on the listener and Lydia, Helen will not talk to them, and Lydia has broken up with them. Stacking the facts one by one makes it sound like a series of blows landing together.
Context reviewed