Let the affair be left entirely in her hands.

Indeed, she must very specially request that Clarence would have nothing more to do with Miss Derrick's business.

Whereupon Mumford took offence.

Did Emmeline wish to imply that there had been anything improper in his behaviour beyond the paltry indiscretion to which he had confessed?
No; Emmeline was thankful to say that she did not harbour base suspicions.

Then, rejoined Mumford, let this be the last word of a difference as hateful to him as to her.