London, 1913. Twelve-year-old Maud Mulligan knows there's no future for her in London, in the rat-infested slum where she grew up. But in the the tunnel under the river are fortune tellers. Seers, who will tell your forturne for a few pennies. and then there is Mr Mandalay, Seer to the king and anyone else rich enough to afford him. When Mr Mandalay sees Maud in a foretelling for a wealthy factory heiress, she believes Maud can save her family from financial ruin. But how? And why? In a world shaken by sufragettes, scientists, and the threat of war, what could a girl like Maud do to change anyone's future - or even her own?