Maetel's Trip - Part 2.The trains having landed on the Wandering Planet's surface to rescue the two Maetels, Redril and Testuro confront two extremely alien-looking creatures who refer to themselves as "humans". When the aliens confirm to their satisfaction that Tetsuro, Redril, the two Maetels and the two Conductors are flesh-and-blood and not mechanized, they are permitted to return to the trains...