While Cass has decided to go through with her affair, Vivaldo decides to investigate whether there is any merit to his suspicions. Previously, Vivaldo’s accusations purely came off as jealousy. However, this section provides proof that, although Ida may not be having an affair, she also is not being fully transparent with Vivaldo. Again, Vivaldo feels isolated and alone; he does not feel that he can trust his partner, and there is no one in his life who understands him.