The unfinished empty room was never moved into, yet the property manager tampered with the electricity meter and demanded fifty thousand in huge electricity bills. The owner pretended to compromise, but claimed that ten thousand graphics cards worth forty-five million were lost inside the house. A contradictory electricity bill formed an insoluble chain of evidence, driving the property manager into a dilemma. As the investigation deepened, the boss behind the scenes, Ma, surfaced, and finally the owner kept all the evidence, uniting with victimized owners to collectively defend their rights. A group of villains finally received severe punishment by the law, and the victimized owners got back the money that was embezzled.