After discovering Ren's reason for entering the Rider Fight, Shinji hesitates if he should fight or not. Meanwhile, Yui and Miyuki make a discovery at the old mansion that is connected to her and Shiro's past. As Ren prepares another battle with Takeshi, Shinji appears in front of them, deciding that he will fight Ren till the end.

As Ren tries to learn about Yui's past, Miyuki felt time is running short when Shiro targets him for death for disobeying his desires for the Rider Fight. In the meantime, Takeshi kidnaps Goro to force Shuichi to fight him face to face.