Acne scars treatment options and side effects.

Patient: I am an indian and have very fair and sensitive skin. When I was 19 year old then I start suffering from acne now after two years acne are gone but my face has a lots of acne scars and marks, my face has red-purple marks and small ice pick and box scar. Is there any way to restore my previous flawless skin and after treatment does my skin color will change or my skin will remain fair and what will be cost and side effects. Thanks in advance for answers.