Denise and Mouret are in a standoff because Mouret refuses to relinquish the last bit of his power and ask her to marry him. He fears that Denise will ruin his business, not realizing that not having her has
already ruined his energy for business and his enjoyment in the result. Whereas before it seemed that surrender would weaken Mouret, it now seems that surrender—if it gets him Denise—is the only thing that will restore his power.