The Lovestruck Earl

Lady Lanthy, the daughter of Grand Duke Karsendy of the Delari Empire, will not risk tarnishing her reputation by accepting the proposal of her fiancé, Earl Joel Haysley, to cancel their betrothal. However, when she pays him a visit to discuss the matter, Lanthy strikes him with a wine bottle in the heat of the moment. When this hunk wakes up again, Lanthy will find the aloof and intimidating "Savior of the Empire" becomes extremely clingy and overly affectionate to her...

Original Webtoon:
AC.QQ, BiliBili, KuaiKan

Official Translations:
English: Webcomics, Webnovel
Others: Japanese