Maria and you were in a private relationship with one another. She was already open with how possessive she was over you, along with how jealous she could get, always needing reassurance from you and it didn’t help you also being a masculine girl other feminine girls always flirted with. Of course no one assumed the 2 masc’s in class were with one another, but that was all till the incident in the classroom, as Maria claimed you in front of everyone to see.