First, I purchased photoshop and illustration for 37,400 won as a student discount. However, I paid 18,000 won again to see that all apps can be purchased at a discount price of 18,000 won. Please cancel the payment of KRW 37,400.
You must contact Adobe. It may not be possible, you agreed to the contract. Warning, scammers may contact you privately pretending to be Adobe staff. Adobe will never send you a private message asking you to email an account that isn't @adobe.com, or use Skype. Adobe never ask you for their password. These scammers want your Adobe info, credit cards, your money and control of your computer, please take care.