In the Kamen Rider World: Transforming into Genius Form from the Start

After transmigrating into the world of Kamen Rider Build, he obtained the Strongest Rider System.

The Newbie Gift Pack arrived, activating the mission for this world: collect Fullbottles!

All he had to do was collect and touch Fullbottles to receive rewards.

"Hey, hey, isn't it a bad idea to go running wild like this in the Build world? Won't they capture me and use me for experiments?"

When the time limit expired, the Newbie Gift Pack opened automatically. Congratulations, Host, you've obtained a Build Driver and an initial version of the Genius Fullbottle!

In conjunction with the world mission, every new Fullbottle collected and touched will automatically fill the Genius Bottle and trigger a System reward!

Evolto: "Hey, hey, can humans really have such a high Hazard Level?"

Ryuuga Banjo: "I'm telling you, that white Rider is ridiculously strong!"

Sento Kiryu: "What? There are two Builds!?"

Sawa Takigawa: "This man is full of cha..."

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.