Having corrected it myself, I believe this is how it should read: Clara spoke to Jane, but would have been speaking to Paul, had it not been for the untimely manner in which she arrived at the restaurant. Jane, while speaking to Clara, peruses through Paul's paraphernalia, paying particular attention to a love letter he wrote in which he laments his love for her. Clara, having been told by Jane of the feelings she has for Paul, takes her glass of wine and pours it over her, and on doing so, she bursts into tears as her best friend is now her enemy.
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