

Robot Trains (2015)
S1E23 Kay and Duke
As Kay and his companions delve into Duke's memories in search of the virus, they uncover a pivotal moment from the day prior to the Intercontinental Railroad's inauguration. It was on this day that a malicious virus infiltrated Duke's system, corrupting him. Realizing that Duke was merely a victim, they press on, battling grotesque virus creatures as they navigate deeper into the heart of Duke's engine. Their journey brings them closer to understanding and potentially saving their friend from the darkness that has taken hold of him.