When an odd job proves too dangerous for Yucie and the other girls, Cube and Gaga go down into Hades, the land of the demons. But soon they find themselves outnumbered by an army of robots and even Glenda is worried for the traitors life as well as the life of Gaga.

Barizan falls ill and, since the girls can't do anything about it, Cube recruits himself, Chowy and Gaga to go inside the robot from heaven. Once inside, Cube and his team meet an old ""enemy"" and some mini enemies. Just how will this end?