Lyra and Will explore a new world. The Magisterium take action on past events. Lee Scoresby embarks on a mission.

Lyra and Will head to Oxford for answers. The Magisterium is faced with a choice.

Lyra ignores the alethiometer's advice, leading to dangerous consequences.

Will and Lyra make a plan, unaware of the dangers or the cost involved.

Will and Lyra set out to retrieve what's been lost. Mary takes a leap of faith.

Lyra and Will find allies who can help them in their search for Will's father. The Magisterium learn something shocking, and Mrs Coulter meets a formidable foe.

As all paths converge on Cittàgazze, Lee is determined to fulfil his quest, whatever the cost. Mrs Coulter's question is answered, and Will takes on his father's mantle.