Step 1: Head over to the Playstation site and create a new account on the region UK.
Note: Temporary email wont work in this step, but you can use fake address instead of real
Step 2: After you created your new PSN account head over to PayPal UK and create a new account with fake address (you will also be asked to add CCV, Just skip this step.)
Step: 3: Return to the PS Store site and click on you're Icon.
Step 4: after you click on you're Icon click on Payment method:
Step 5: Click on add payment method:
Step 6: Click on the paypal logo and add the paypal account you've created.
Step 7: Launch you're PS4 and add you're new account to the Machine
Step 8: Head to the PS Store and search for the 14 days trial, and purchase it.
Step 9: Set you're new account as primary and restart you're machine.
Done Now you have PSN+ and now you can use its services, you can even play online games on you're main account