It's hard to say, this is really uncertain. 100 yuan is not much, but the feeling of being cheated is not good. You can ask her the information in detail, but you have already given it to her. If you know you can be cheated next time, don't borrow it so easily. Learn to protect your rights and interests. Don't lend it out so easily because of saving face or other things, even though you know you will be cheated.