Gintama Movie 2: Kanketsu-hen - Yorozuya yo Eien Nare

After catching a suspicious theater pirate, Gintoki is thrown five years into a ruined future where the White Plague has devastated Edo. He has vanished from this era, Shinpachi and Kagura have grown into hardened fighters, and the Yorozuya has fallen apart under the weight of his absence.

Disguised to hide his identity, Gintoki gathers his former companions and investigates the disease that destroyed their lives. The trail reaches into his own past, forcing him to confront an enemy tied to a forgotten battle and decide what he is willing to erase so that his friends can have a future.