Final answer:
Mr. Rochester first informs Jane that he plans to marry Blanche Ingram, creating a complex emotional situation within the narrative of their relationship.
Step-by-step explanation:
Mr. Rochester first tells Jane that he wants to marry Blanche Ingram. This announcement comes initially as a startling revelation to Jane, leaving her feelings very much concealed. Despite the emotional ties that start to bind Jane and Mr. Rochester, he attempts to make Jane believe that his interests lie with another woman, leading to various complications in their evolving relationship. This act of concealment is part of the broader narrative tensions in the novel, which highlights themes of social class, love, and integrity.