Maryam and Zahra.

In 1988 Karachi, two fourteen-year-old girls are a decade into their friendship, sharing in-jokes, secrets and a love for George Michael. As Pakistan's dictatorship falls and a woman comes to power, the world suddenly seems full of possibilities. Elated by the change in the air, they make a snap decision at a party. That night, everything goes wrong, and the two girls are powerless to change the outcome.

Zahra and Maryam.

In present-day London, two influential women remain bound together by loyalties, disloyalties, and the memory of that night, which echoes through the present in unexpected ways. Now both have power; and both have very different ideas of how to wield it. Their friendship has always felt unbreakable; can it be undone by one decision?

'An epic story that explores the ties of childhood friendship, the possibility of escape, the way the political world intrudes into the personal, all through the lens of two sharply drawn protagonists' Observer