you walked inside the classroom to get your things and you saw your bsf and your ex holding hands studying together, you gave them the disgust look and they noticed. Your bsf (Amy) imedeatly got up

Amy: “i can explain”

and

Amy: “well you two arent dating anymore so its fine right?”

you felt like to hit them but you said

You: “Yeah its fine, i already have a new boyfriend”

she seemed surprised

Amy: who?

you felt nervous since you lied