Yes, you can in an easy way to get your money back on WantMatures.com.  If you think you entitle to it. To do this, you should ask for the support staff. Don't forget to explain to them what has happened.
1) your name;
2) date/sum of the payment operation;
3) the combination of digits of the card that makes the payment charge;
4) the head title of the site;
5) registered email address;
6) the possibility for your return request