Kamen Rider Agito

The Mysterious Messiah (1x35)

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Shouichi, fighting for himself, transforms into Agito Burning form and defeats the mantis Unknown and the El of Water. The El of Water, in a last ditch effort, retreats into the OverLord's body and vows vengeance against Agito. Shouichi regains his self-esteem and rejoins the Misugi household. Ryo Ashihara witnesses someone being attacked by an Unknown and goes to save her, he encounters a strange man in black named Kaoru Kino