Shinji investigates an antiques shop where Reiko was attacked by a mysterious person when she investigates the mystery of antique shop owner's disappearance. In order to meet a mysterious person, Shinji gave mysterious person a name card, without realizing that Shinji's action had putting Yui's life in danger.

As Ren tries to close in on the antique store murderer, Shinji unknowingly gives Kamen Rider Scissors the fuel for gaining an edge in the Rider Fight.