It's a complicated order.

Trichotillomania is hair loss in eyebrows, scalp, pubic, and/or eyelashes from repeated urges to pull or twist the hair until it breaks off. Patients are unable to stop this behavior, even as their hair becomes thinner.

Oliver Marshall has a disorder called Trichotillomania. As he overcomes it, he finds help and maybe even love, which he had never felt before. Experience what it's like being a teenager in highschool with an unpleasant and hideous secret.