What if the Avengers meet Vampires? Two univers, one famous and the other strictly secret. Belladonna alias the Queen of America's vampires is single thanks to her immortality but when she meets her everything falls apart. Natasha Romanoff alias Black Widow works with the Avengers but when she meets her she wants to leave everything behind for her. Vampires' characters are mine but everyone else belongs to Marvel Studio of course! warning : blood and violence smut smut and smut first fanfic in english so be indulgent with me <3