@Anonymous User
Welcome to the forum, which is primarily used by customers like yourself.
To get a possible refund you’ll be best to go onto live chat and speak with Now TV staff.
Just make sure to click “chat online” within the green box.
https://help.nowtv.com/article/how-to-submit-a-complaint
Alternatively you can send an email to customer support using the address in the below picture.

FYI that I do not work for NOW, just a NOW customer trying to help