Harold Fry is an unremarkable man who has made mistakes with all the important things: being a husband, a father and a friend. And now, well into his 60s, he is content to fade quietly into the background of life. Until, one day – Harold learns his old friend Queenie is dying. Harold leaves home, walking to his post office to send her a letter. And out of the blue, Harold decides to keep walking, all the way to her hospice, 450 miles away.

Lyra is an orphan who lives in a parallel universe in which science, theology, and magic are intertwined. Her search for a kidnapped friend uncovers a sinister plot involving stolen children and turns into a quest to understand a mysterious phenomenon called Dust. She is later joined on her journey by Will, a boy who possesses a knife that can cut windows between worlds. As she learns the truth about her parents and her prophesied destiny, the two young people are caught up in a war against celestial powers that ranges across many worlds.

Joe is left home alone by his mum. Fending for himself, he must deal with new friends, threatening foes, and the dodgy parcel of money he's found hidden in his bathroom.