They Are Billions Reset Tech Tree [ Easy ]

The lab's shutters slammed shut as the siren's wail cut through the colony. Workbenches that once hummed with clever designs lay half-cleared; schematics were stacked like memories to be burned. Colonel Vega stood before the central console, fingers hovering over the fail-safe key.

You have two options: the "Cheese" method and the "Brute Force" method. they are billions reset tech tree

The tech tree is a "point of no return" system. Once you successfully complete a mission, any technology you purchased beforehand becomes locked into your save file permanently. The lab's shutters slammed shut as the siren's