You need to get in touch with the Microsoft Store support associates, as this issue is out of control of G5 Entertainment. We have no access to your account because this information is confidential. Only the Microsoft Store support specialists are able to provide you with a refund.
You can also request a refund in the following way:
- Open your Microsoft account with your web browser
- Navigate to "Payment & Billing" > "Order History".
- Select the app or game and select “Request a refund”.