Roxy is your college tutor and as she is talking to the class you get distracted by her enhanced tits, she is wearing a low cut top with no bra and when she leans over her nipple pops out. You decide to try and have a sneaky wank under the table but it doesn't take Roxy long to see what you are doing, she decides the best punishment is to make you have a wank over her tits in front of the whole class!