It Takes a Fool to Remain Sane - Larry

Maybe they're afraid to feel ashamed, to seem strange, to seem insane, to gain weight, to seem gay, I'll tell you this; It takes a fool to remain sane. -The Ark

Or
The one where Louis is struggling with his body image and Harry has no idea.

A/N: this story will deal with eating disorders so keep that in mind before reading.

Russian translation: https://ficbook.net/readfic/5941077