A group of friends reunite for an evening after one of their own has a gnarly divorce. As it's been almost a decade since they were all together, waxing nostalgic, they decide to play a drinking game. But this is no ordinary game; if they don't bond together to confront their past, they'll be forced to play the game for eternity.

A mysterious young woman, Hester Shaw, emerges as the only one who can stop a giant, predator city on wheels devouring everything in its path. Feral, and fiercely driven by the memory of her mother, Hester joins forces with Tom Natsworthy, an outcast from London, along with Anna Fang, a dangerous outlaw with a bounty on her head.

In 1986, Saroo was a five-year-old child in India of a poor but happy rural family. On a trip with his brother, Saroo soon finds himself alone and trapped in a moving decommissioned passenger train that takes him to Calcutta, 1500 miles away from home. Now totally lost in an alien urban environment and too young to identify either himself or his home to the authorities, Saroo struggles to survive as a street child until he is sent to an orphanage. Soon, Saroo is selected to be adopted by the...