Sakada catches a thief who secretly recorded a movie in a theater, but after being enveloped in a dazzling white light, he is taken to a strange world. Edo's skyscrapers were turned into uninhabited ruins. It turns out that the world Sakada was brought to five years in the future, and a virus called "White Curse" has spread throughout the past years and the world has been ruined. He meets Shimura Shinpachi and Kagura, who have grown up through everything in a deserted street. It seems that in the future world, Sakada died studying about the White Curse. Shinpachi Shimura and Kagura fight against the enemy to protect Edo. With a pseudonym called Gintoki, he return to the devastated streets of Edo where his friends are. After that, Sakada takes on the heavy duty of changing the gloomy future......