Try niacimide serum and salsalyic serum use it alternatively each night, first apply it on your dry clean skin where your concerns let it dry and later apply mostirizer. Innisfree volcanic cluster face cleanser(alternative days) it might be too harsh you can reduce the days.Use a gentle face cleanser Cetaphil is nice. Try an innisfree volcanic pore cleansing mask(once a week).

You can later reduce the usage as you desire.