Fuko Kameyama is a first grade high school student and she has a bright personality. One day, cousins Daiya Shinpo and Ichi Shinpo move into an apartment upstairs from Fuko. Daiya has a bright smile. Ichi doesn't talk that much, but he has a warm heart. Fuko wavers between Daiya and Ichi.
This story is based on the Twitter account of a love hotel employee who goes by "Ueno" and instructs others in the ways of love. Ueno, a Gotanda Kingdom love hotel employee, appears in front of men who have trouble with love and sex and lectures them on how to lure women to the hotel.
When a mysterious boy named Frey steals Ghost and Specter's Eyecons, they must call upon the powers of past Kamen Riders to defeat him.