Caught Jerking Off In Dressing Room

You are shopping at the local mall and try on some new pants. A hot store clerk gets your dick hard so you decide to rub one out, only she sees you and first she's mad but soon she warms up to you and wants to feel your hard cock too. How far are you willing to go at the dressing room with her? As long as you stay quiet, you may be able to go all the way...