Chi town slaughter

Last month I was unexpectedly charged $50 for a premium service from this company that I did not want. I set up a trial. I barely used it. I completely forgot about it and as soon as the charge came through, I immediately disputed it before it even posted to my account. I reached out to the company and they basically told me that they are not obligated to refund me and it’s in their terms of service. I reminded them that I don’t use their service. I didn’t use it and they had just charged me and