Kechiro himself does not yet know that he has kinship ties with the Tokugawa shogunate, which existed until 1868. But with the arrival of the Black Ships to Japan"s shores, great changes occurred in the country; this period would later be called the Meiji Restoration or the Great Revolution. What is also quite important, however, is that the young hero is a virgin and it is destined for him to gain access to control this gigantic robot, and to break into the homes of all worried, haughty, malicious aunts—and also uncles of unknown sexual orientation.