"Can you flash it with a different tool?" Jun asked.

"Exactly." Mira inserted the USB drive. The system detected it immediately. "Someone in the future wants me to flash this. Not the Echo BIOS. This microcode. They knew I’d find Atiflash 293. They knew I’d understand the trap. They left me just enough breadcrumbs to get here, but not enough to know whose side they’re on."