You can always cancel a retainer agreement but you can't always get all your money back. After all, once you paid the attorney, you authorized him to begin working on your case & he may have done so right away.
You should contact your attorney right away to discuss this.
The representation agreement may help to resolve this. No reason for your change of mind is given. No indication is provided of what legal representation may have been provided or earned at this point.
Often the matter can be resolved, if you explain your reasons.
General legal advice is offered for educational purposes only. A consultation with a qualified attorney is required to determine specific legal advice as to your situation and applicable law. We are a debt relief agency and we help people file for relief under the bankruptcy laws.