Teaching survivors fixated

Nancy: Okay so just walk faster

Ace *Walks faster*: Am I doing it right?

Nancy: Yes. Okay so you see those marks when you run?

Ace: Uuuuhh no.

Nancy: Look closely, you can see scratch marks.

Ace: Hmmmmm I still don't see it

Nancy: Oh yeah, I forgot you were colorblind, guess you can't learn this perk *sigh*