After weeks of tracking down the enemy, things finally come to a head for Dodger and the crew of the Sleipnir. Agent Tyler Crank returns to take Dodger into custody, but not before a wounded Kitty makes Dodger an offer he can't refuse. The professor and his crew hightail it to the hills while Rodger Dodger faces off with his sworn nemesis Commander Rex. It's countdowns and conclusions in this final installment of the Railroad! serial.