Rule #1: Vampires don’t interact much with the wizarding population, doubly so if they’re ex-death eaters who live by themselves in a lonely manor.

Rule #2: Vampires have a weakness for necks.

Rule #3: Vampires aren’t known to be affectionate, so what is Draco playing

Rule #4: Vampires are extremely possessive; are prone to mark you as theirs

Rule #5: Vampires go ballistic when they think you’re in danger

Rule #6: Vampires named Draco Malfoy don’t want any help

Rule #7: Admitting that you love him. Not so simple yet he burns in this place called my heart

https://archiveofourown.org/works/29496762/chapters/72463224Rule #8: Oh, I (Bloody) Love You!