Gintama — Episode 48: Never Losing that Smile

You are watching the episode Never Losing that Smile Seimei takes the risk of being dismissed as lead guardian of Edo by undoing the Shikigami placed throughout the city, and fueling himself with all their power to face Douman. Their fierce magic clashes, and Douman is forced onto the defensive as Seimei's techniques overwhelm him. Just when the battle seems over, Douman recalls the history between his family and the Ketsuno clan as repeatedly told by his father.