Good idea, bad realization. The reason is that all 4 parts are different. The story follows Shogo Yahagi, a delinquent motorcyclist whose possession of a government prototype bike leads him to discover the truth about the city. A young biker stumbles onto a prototype motorcycle with a hidden function that has a link to the true nature of his world. Part II Shogo Yahagi is on the run. But this time he's got his biker gang called 'Trash' on his side and they have chosen to revolt against the authorities, and the police. An invasion from an unknown source that has threatened to destroy everything they knowand love.

Part III
Eiji Takanaka is a B Level hacker who has been accepted into EX. However, before his first day on the job, he becomes embroiled in a network war, a legendary figure named EVE, and a plot to re-inhabit the Earth.