After a closer look at Jez, I see that it may just be her frumpy hairstyle, tacky outfit, and lackluster make-up. Her skin and overall facial appearance seems to be holding up alright.

I wish I could say the same about Eva.
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"Bornyo sleeps under a bearskin that he killed and skinned when he was 5. He just stared the thing dead with mind bullets." - Floofin