How to change the shape of the face and remove scars?

i have scars on my forehead which happened long time ago when i was a kid and now i am almost 23. Not only that beside scars there is bit swollen like on my forehead. so i am from Bhutan and not knowing the actual process how to go about. And also i want to change the shape of my face because i have got round shape and i wish to change somewhat like korean looks. if sir or madam can also mention the approximate cost i would be very much thankful ...

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