Hope is driving her family mad with her crazy ideas about how to save the planet. Since her mum died, she’s been throwing herself into climate action to push away the pain. But the more she tries to convince her family to reduce, reuse and recycle, the more fed-up they get.

Feeling unloved, Hope sets off in search of the one person she’s sure will understand her: Greta Thunberg.

But travelling alone is scarier than she thought …