In Kamen Rider Revice Ep. 17: A Betrayal’s Depths, How A True Buddy Accepts, it’s been a while since the Deadmans have dissolved themselves. However, the current whereabouts of Aguilera, Olteca, and Frio, who are still executives, are unknown as the search for them continues! Meanwhile, Ikki came to see George Karizaki in his lab. Amahiko, Kudo, and the man who pretended to be Yujiro… None of them were able to separate themselves from their devil, so Karizaki attempts to find another way to free humans from the contracts of Phase 3 Deadman! George says it’s time to master the Volcano Rex Genome, an evolved version of the Barid Rex Genome from before! To master this new form, Ikki and Vice start to train themselves in a virtual simulation designed by George!
Furthermore, a client returns to Happy Spa after a long time away! The man, who calls himself Yosuke Okuda, wants to help his former best friend, Go Tamaki. Tamaki is not a bad guy, according to him, its simply the way he has been portrayed that has led him astray! And just then, the TV monitor before his very eyes shows Frio now on the run…!