It is unhealthy to hate yourself.
Molly is insecure and sad all the time, and tells herself that she hates herself whenever she looks into the mirror.
Molly wants to feel differently.
Molly puts herself into counseling.
Molly tries to dress the way other girls do.
Molly's counseling helps her work through her feelings, and she begins to feel better little by little.
Molly feels uncomfortable because she isn't wearing clothes she actually likes.