Lou, a teenage tomboy in a small Californian town, idolizes her single father. When he has a date over one night and she is cast out of the house, Lou wanders to the outer reaches of town and into a new era of teenage identity.

Amidst a widespread viral outbreak known as the 'Simian Flu,' a mother is quarantined after testing positive for the virus, leaving her husband and daughter to fend for themselves.