Kamen Rider Series: Season 30, Episode 39

30 - 39: That Conclusion Is Unpredictable

After recalling how Hiden Intelligence's A.I. supported him during his childhood, Gai unexpectedly makes amends with Aruto so they can join forces to stop the Ark, but Isamu and Yua are not so convinced by this sudden change of heart. Meanwhile, the Ark adjusts its strategy to account for Zero-One and Thouser working together, but Ikazuchi starts to malfunction after experiencing memories of his life as Raiden.