Lucy, who is 17 years old, has been painfully cut off from her peers for years. She won't let anyone come near her house because she wants to keep her family's secret, which is that her home is filled to the brim with things. She plans her escape to college in secret while taking care of her mother Joanna's disorder of hoarding. Outwardly, Joanna is a very successful nurse, but she keeps their home in chaos with an obsessive grip. After a tragedy, Lucy must decide if she will keep her mother's secret hidden or tell the world about it.