The 999 was interrupted by an UFO near the Planet of Forgotten Parents. The rustic planet got its name when the youth left their parents behind to find new lives. The innkeeper mistook Tetsuro for his son, Tetsuo, but his wife explained that he went mad while waiting for him. The real Tetsuo to a factory as a slave. He killed the slavemaster and escaped in an UFO. A secret agent located Tetsuo and took him back to the slave planet, but Tetsuro offered her to take him instead, so that Tetsuo's father would not have to suffer. The agent was moved by Tetsuro and released both of them.
Le 999 a été interrompu par un OVNI près de la Planète des Parents Oubliés. Les habitants de cette planète ont abandonné leurs parents pour trouver de nouvelles vies. Tetsuro est confondu avec son fils disparu, Tetsuo, dont le père est devenu fou en l'attendant. Tetsuo est réduit en esclavage dans une usine, mais parvient à s'échapper. Un agent secret le retrouve et Tetsuro propose de prendre sa place pour soulager son père. Touchée par sa compassion, l'agent les libère tous les deux.