The next bill you would pay one year in advance. The bill after the next bill, you will refund the one-year-in-advance amount of money that you paid the previous bill.
I know that I made a long adjective with too many dashes but that's because I can't express it. How can I do this?
Also, I feel like the sentence is long and confusing. What does native English speakers say in USA?
Here's the timeline in case you don't understand my sentence:
Bill number 1: Pay one year in advance.
Bill number 2: Refund what you paid in bill 1.