she broke up with me 3 months ago.she cheated with me. we are in same class. she still wanna stay up with me as a Friend. I have feelings for her. she still wants my attention. she got new bf and she didnβt told me about this but I got to know about this.she reacts like nothing happened between us. She doesnβt know that I know about her boyfriend, I pretend as if I donβt know anything.what should I do ???