Decade continues his fight with Chalice, with Garren losing his Garren Buckle in the process. The fight comes to a sudden halt when Kamen Rider Todoroki shows up. Back at BOARD, Hishigata is demoted to Rank 3 while Kazuma is fired from BOARD. After he understands Tsukasa's intent to help him, Kazuma stays on in the kitchen as he opens the Ace Lunch to all BOARD members. Meanwhile, Mutsuki and Hishigata search for Chalice to get back the Rider systems, and are subsequently ambushed by Chalice, who knocks them out after they find out his true identity. After hearing that the two have supposedly resigned from the company, Kazuma decides to find Hajime with Yusuke's help. As Tsukasa meets a mysterious figure who recognizes him, Kazuma and Yusuke arrive too late to save Hishigata and Mutsuki as Hajime uses the created card from the Rider Systems to become the Joker, revealing his reasons to Kazuma. Decade arrives as Ryuki with the Blay Buckle and gives Kazuma the resolve to fight back. Once