Ed Kennedy is an underage cabdriver without much of a future. He’s pathetic at playing cards, hopelessly in love with his best friend, Audrey, and utterly devoted to his coffee-drinking dog, the Doorman.
The message of these cards and who is sending them is revealed at the end of the novel in a postmodern twist: The author Zusak himself has been sending Ed on these quests, and Ed is at the heart of the message itself. I
Ed travels to the addresses and helps out the tangled lives of their occupants. Further playing cards appear in his life, and Ed continues to unravel their mysteries.