Runaway Wife: The Marquis Couple's Misunderstanding

Story :  "I can't control myself when you say things like that."

"I've always wanted to touch you like this."
It is decided by Cornelia's parents that she is to marry Arnolto, the second son of a duke. However, on their wedding night, he declares, "I have no intentions of sleeping with you!" Five years pass, and although Arnolto treats his wife well, Cornelia, still a virgin, begins to feel insecure, thinking that she lacks appeal. One day, she learns that Arnolto secretly harbors feelings for someone else, prompting her to leave the manor in despair. However, Arnolto follows after her and confesses, "Protecting you for these past five years has been my everything." What is the true meaning behind his whispered words, "Let me hear your voice as I pleasure you"?