A Future Built by Build
Ryuuga has flown away with Evolt. Sento decides to go bring him back as the two worlds are about to merge.
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More from this season
S28 E1
Best Match Guys
Sento Kiryu starts his new job at the Touto Institute of Advanced Matter Physics, researching the mysterious Pandora's Box. While responding to a potential Smash sighting, Sento comes across a wanted fugitive...
S28 E2
The Innocent Runaway
The Kamen Rider of Touto is now a fugitive, due to his part in saving a convicted murderer - Ryuga Banjo. Kiryu begins to see similarities in the mysterious experiments both he and Ryuga were subjected to.
S28 E3
Borderline of Justice
The investigation into Ryuga's kidnapping leads to a man named Nabeshima. But to get the answers he needs, Ryuga must cross the border to Seito...
S28 E4
Evidence Becomes Zero
The mysteries of the past continue to pile up as Sento investigates the Pandora's Box disaster. In Seito, Ryuga and Sawa continues the search for Nabeshima's family.