Sending G-10 into the Sky?

Nico Robin was naturally not in the office on the fortress's top floor, but in the separate room even higher up, where the Railgun was located.

Only through the loudspeakers there could her voice reach every corner of the fortress.

As everyone knew, the Railgun's muzzle velocity was more than ten times the speed of sound. The sonic boom it produced was enough to shatter a person's internal organs. Making such a huge move without warning everyone in advance to prepare... that was murder!

At that moment, Ron could clearly sense that the Railgun had finished charging. The immense electrical power gathered within that small room like a prehistoric beast slowly awakening.

After several years of upgrades, the charging device developed by Caesar Clown could now complete launch preparations in a short time even without Ron's involvement.

"So that's it. This is your trump card?!"

Ron suddenly understood why Kuma and Sabo had been timing things so carefully.

The security door leading to the Railgun room changed its passcode every half hour, cycling at a maddening schedule of once every twenty-three hours.

It seemed their informant had only discovered the passcode for this particular time slot, which was why they needed to stall for time and seize the right moment to infiltrate.

And the point of Ace and Sabo showing themselves was to ensure Ron left the fortress, unable to detect what was happening inside from outside.

"No wonder you became the leader of the Revolutionary Army, Sabo."

Ron suddenly remarked for no apparent reason.

That willingness to sacrifice oneself for the sake of one's goal was exactly like Dragon's.

In response, Sabo gave a miserable smile. "Chief Dragon told me that if I wanted to succeed, I had to be brave enough to make sacrifices."

"Tsk, giving your life