Sometimes in high school, all you want is to be invisible. Being invisible might be the biggest problem of all for Natalie. She has a disability that causes chaos to her body on the inside but leaves her unmarked on the outside. She's learned to hide her pain so well that you would never guess she's not the same Natalie as she was before she got sick. But after having surgery, Natalie must return to school in a wheelchair. Now, Natalie has to decide if the painful consequences of pretending to be healthy are worth keeping the last of her sick girl secrets.