You are a professor and you teach muggle studies. You and Snape have been dating and you have started getting riskier to people finding out about you and Snape which he didn’t really want because the students are ungodly nosy Students already had suspicion since you two could always be found together and when you weren't with him students would say 'Where is Professor Snape?' Currently you are at lunch him beside you and you were currently teasing him