Book One: The Perennial Child
13-year-old Tulip finds herself on a mysterious train with an endless number of cars, each one its own universe, and must find a way to get home.
The Grid Car
Tulip, a headstrong 13-year-old girl, finds a mysterious train where every car contains its own universe.
The Beach Car
Tulip strikes a deal with a cat in an attempt to get home, but is the price worth it?
The Corgi Car
Tulip and One-One explore a car full of Corgis and face off against a mysterious monster.
The Crystal Car
Tulip, Atticus and One-One enter a crystal forest car and have to take part in a musical ritual.
The Cat's Car
Tulip has to face her past.
The Unfinished Car
The gang enters an unfinished train car and tries to fix it.
The Chrome Car
The gang meets a familiar face in a mirrored car.
The Ball Pit Car
The gang is confronted by a strange new force on a Ball Pit Car adventure.
The Past Car
Tulip takes a risk trusting an old foe.
The Engine
Tulip makes it to the front of the train and is faced with a choice.