Nearly 2000 years ago, the prosperous Han Dynasty of China collapsed. Heroes rose and fell, and three nations emerged—Wei, Shu, and Wu. Historians refer to this period as the Three Kingdoms period. The romance of the three kingdoms is an intriguing tale of heroic deeds, of alliance forged and broken, of loyalty and betrayal.

Tekkaman is just an average bright boy in his everyday life. However, modern science can turn him into a mighty space warrior. This becomes a reality when aggressive aliens come from space to invade our planet. Armed with a space lance, Tekkaman gallantly goes into action against the grotesque space creatures. During his battles he encounters a mysterious young man from another planet who helps him out whenever he is in danger.

During the Wu Zhou period, Wu Zetian's imperial examination system severely hindered the interests of the traditional aristocrats. They were prepared to prevent Wu Zetian from ascending the throne. The protagonist Pei Kun came to the divine city Luoyang and was involved in the conspiracy of Chun Qiudao. Through a series of accidents, he tears apart this huge conspiracy.