Mina whimpered but slowly slid her own panties off, her own erect cock raising up, wanting attention. She started rubbing herself off very slowly, using her other hand to tease bethany's pussy. She blushed as she watched her teacher, jealous of Bethany's cock. Mina leaned against the wall to balance herself, starting to stroke herself a bit faster. "M-Ms. Fisher... Am I doing ok...?" She whispered, moaning every few moments.