Yorito (Tsuna Keinaga) was impressed by the path of robot development.However, the Robot School encountered an unexpected and major crisis.Confidential information about a cleaning robot under development was leaked and other companies preemptively released it.It is suspected that one of the members leaked the information.

Faced with the withdrawal of capital by capitalists and difficulties in capital turnover, Shimizu (Hiroki Sano) announced that the traitors would be eliminated.The elderly version of Yorito (Takahashi Katsunori) also believes that the buds of danger should be eradicated as soon as possible, and confronts Yorito.At this time, an unexpected person visited the robot school...