Act 3, Scene 1 Summary

A few hours have passed, and Isabelle and Hugo are alone together in the conservatory. Hugo tells Isabelle that his plan is finished and that he plans to announce Isabelle's true identity to all the guests. Hugo personally finds Isabelle unappealing and has no qualms about exposing her for the poor creature that she is. Isabelle, who was in love with Hugo, is destroyed by his callous behavior toward her and cannot understand why he does not know why revealing her true identity would be embarrassing for her. Hugo is tired of both Isabelle and the game now, and he exits.

As Isabelle ponders her future, Diana enters. The two women exchange hostile comments about each other and about the benefits and drawbacks of money. Eventually the two women end up fighting physically until Frederic enters to separate them. Isabelle mistakes...