12-year-old Tulip must learn to set her personal interests aside to make her way through a mysterious train and help the king of all corgis save his people.12-year-old Tulip must learn to set her personal interests aside to make her way through a mysterious train and help the king of all corgis save his people.12-year-old Tulip must learn to set her personal interests aside to make her way through a mysterious train and help the king of all corgis save his people.