You and Natasha are in a relationship, for three years, and Bucky joins and he tries to split yous both up because your jealousy, one day he faulse a photo of you apparently kissing another women, (when really on that day you where buying an engagement ring)
Your a hybrid part vampire/wolf/witch/ and you’ve been around for a thousand years, and one day, the team just discovered you, and that your the most dangerous thing on this planet, and they seem genuinely scared