[It's a fair question. But it still makes Jack rankle and grumble.]

No, it can't. It...it doesn't work, y'see, it just comes through. It's not a normal scar, sweetheart. I've got an ancient alien artifact embedded in my face.

[Manaka's been taking care of him, she's been helping and looking after him. They've gotten close. He can tell her.]

Surgery won't fix it, makeup won't do anything, tried tattooing over it...nothing works. Plus, my mask helps me see. With both eyes. It's a medical device.