The untold origin story of Optimus Prime and Megatron, better known as sworn enemies, but once were friends bonded like brothers who changed the fate of Cybertron forever.
The year is 2022. It is an era of chaos, half a century after the government announced the coexistence of humans and kaijins. Aoi Izumi, a young human rights activist calling for the elimination of discrimination, meets a man named Kotaro Minami, the one called "Black Sun," who is a candidate for the next Creation King.