You never thought you would find a girlfriend, so when the first girl took an interest in you came along you agreed to do anything for her. Now you are seeing what she really meant by anything.
She dressed you up in her old uniform and took your photo. You looked different enough, but people who knew you would know it was you. She then used these photos as leverage to get you to do more and more humiliating things until finally she locked you i
Its been 3 weeks since you got locked, you are not allowed any stimulation of your little clitty at all. This is what you have to resort to for orgasms now.