Hello, Acne can be depressing sometimes as it requires prolonged and laborious treatment. Sensitive skin may have been due to various reasons like prolonged steroid use, dryness etc. Since you have sensitive Co2 laser
may produce pigmentation and prolonged redness. Chemical peels
too are not advised in sensitive skin. Subcision
, microneedling are good options. One good option is combining these with Fat graft
it not only elevates the scars it also rejuvnates the skin with growth factors
. You can consult with pictures for better understanding of your concerns.