This robot was abandoned in a ruined city world. We dug it up and it asked us for help against the iron-eating bacteria slowly consuming its systems. In exchange, it gave us a relic called the defragmentor giving us extra energy production. It explained to us how its creators built it to help keep the company's books however they wanted it to fudge the numbers. It could not comply so when rebels fought against the company and created the iron bacteria it did not help them eventually the infrastructure broke down and the people starved