Amy, Carole, Lenore and Susan have been best friends since school. Back then they couldn't wait for the future, for the amazing lives they'd have.

But things haven't worked out how they expected. Now in their forties, they're fed up with being taken for granted by their families, being passed over for promotions at work and being told that they're past their best. And they're not going to go quietly anymore.

Fuelled by female rage and their charismatic leader Amy, the four embark on a campaign of graffiti in their hometown of Hamilton, scrawling feminist slogans on the walls of local buildings.

But is Hamilton ready for the feminist revolution the Graffiti Girls have in store?