This is an image of Miki that I just made using Saha_Fashions' Marissa, a freebie from Rendo. Image maps  4, 5 and 6 is the body texture map for Miki.  You will need to do the same with the face using Miki's face texture map.

In the PoserSurface Diffuse_Color channel, I used a light shade of grey, darker the shade, the darker the skin tones will be...