One day, Bronya discovers that her Heavy Bunny has been equipped with a plugin called "Kamen Rider Build," and her life is turned upside down.
Scene One
"Coca-Cola! Pepsi! Worst Match! Are you ready?"
"Henshin!"
Watt: XX Cola? Even dogs wouldn't drink that!
Scene Two
"Raiden Mei! Kitchen! Best Match! Are you ready?"
"Henshin!"
Kiana: Wow! Bronya, how come your cooking tastes just like Mei's?
Scene Three
Bronya: You want to know my favorite pairing? Of course it's...
"Bronya Zaychik! Seele Vollerei! Romantic Match!"
Seele (blushing): Big Sister Bronya~
Bronya: The rules of siscon have already been decided!
P.S. No rebirth, no transmigration. It's the real Bronya, with a few changes to the setting.
The tokusatsu content is moderate. Transformations are based on the blurb, and the story is mostly improvised.